1. Announcement:
    Want access to a chatbox?
    Dason ‎(Devorador de queso)
    05-10-2017
    Views:
    1,276
+ Post New Thread
Page 10 of 49 FirstFirst 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 ... LastLast
Threads 541 to 600 of 2924

Forum: Psychology Statistics

Psychological statistics, quantitative psychology. Statistics in social sciences. Experimental design, data analysis.

  1. Arrow Sticky Thread Sticky: Please Read This Before Posting

    Please provide us with some basic information before we can give useful advice: 1. purpose of the study / research question / hypotheses, if...

    Started by quark‎, 11-10-2005 12:21 AM
    • Replies: 0
    • Views: 27,689
    11-10-2005, 12:21 AM Go to last post
  1. Violation of Homogeneity of Variance

    I'm using SPSS to test whether my two groups (HCs and Offspring) have a difference in the number of errors comitted on a psych measure. Total sample...

    Started by Shayshu‎, 02-05-2015 07:30 PM
    • Replies: 7
    • Views: 1,497
    02-09-2015, 06:00 PM Go to last post
  2. How to test my hypothesis?

    TLDR: I have acquired data via questionnaire, want to test hypothesis as in picture below. What to do? Dear all, I am studying psychology in...

    Started by AsbachAlex‎, 01-28-2015 05:06 AM
    • Replies: 5
    • Views: 1,607
    02-06-2015, 09:59 AM Go to last post
  3. A psy student in desperate need of help.

    Hey guys, lovely to know there's a forum that does SPSS. I have a task in Inferential Statistics that consists of 5 questions. I got two covered, but...

    Started by Ross‎, 02-04-2015 07:16 AM
    • Replies: 3
    • Views: 1,252
    02-05-2015, 02:19 PM Go to last post
  4. What test?

    Hello, I have 46 participants coming on three different days. They will be doing 3 tasks with three treatment/stimulation conditions. 1st...

    Started by rafiq‎, 02-05-2015 10:51 AM
    • Replies: 0
    • Views: 844
    02-05-2015, 10:51 AM Go to last post
  5. Psychology Research Data Analysis Help

    Just a little background on my data: I have been thinking about names and how I cannot imagine anyone I know to have a different name. Their name...

    Started by BrownIRL‎, 02-04-2015 03:34 PM
    • Replies: 2
    • Views: 1,068
    02-04-2015, 06:37 PM Go to last post
  6. Sociology - A Mapping of Cultural Practices

    Hi, For my thesis I study the french cultural social network SensCritique.com allowing people to rate and review different kind of cultural...

    Started by Mistral‎, 01-30-2015 07:16 AM
    • Replies: 2
    • Views: 1,134
    02-04-2015, 04:00 AM Go to last post
  7. 3 ways to decompose the strength of prediction in linear regression.

    I am wondering how to explain the three ways that the strength of prediction in linear regression can be decomposed. I need to explain using words...

    Started by Maybel‎, 03-26-2013 07:23 PM
    • Replies: 5
    • Views: 2,416
    02-03-2015, 01:13 AM Go to last post
  8. An unusual case

    Having some trouble figuring out the appropriate test for my data. The problem is structured as follows. For each of my subjects I have: 1) a...

    Started by grayden‎, 02-02-2015 10:50 PM
    • Replies: 0
    • Views: 584
    02-02-2015, 10:50 PM Go to last post
  9. Please help--what test do I use?

    Hello, I'm trying to answer the following using SPSS: is there a difference in Offspring Children and Healthy Controls on the number of errors...

    Started by Shayshu‎, 02-02-2015 12:38 AM
    • Replies: 1
    • Views: 721
    02-02-2015, 03:43 AM Go to last post
  10. need some help for finding the right method :)

    .-.-.-.-.-

    Started by uku1234‎, 02-01-2015 09:36 PM
    • Replies: 0
    • Views: 867
    02-01-2015, 09:36 PM Go to last post
  11. Unhappy Design to use?

    If I want to test music use for social reasons against music use for personal reasons and scores on an emotional wellbeing questionnaire, would this...

    Started by Tyldo‎, 01-29-2015 03:50 AM
    method, research design
    • Replies: 2
    • Views: 1,138
    01-29-2015, 06:40 PM Go to last post
  12. Using a dependent t-test with z-scores

    Hi, I'm trying to run a dependent t-test to check if the manipulation of the independent variable in an experiment worked. The independent...

    Started by ostwaertstramper‎, 01-26-2015 02:46 PM
    • Replies: 2
    • Views: 870
    01-27-2015, 05:23 AM Go to last post
  13. Change within groups and differences between groups

    Hi All, I have a question that perhaps is basic for most of you. I am hoping I can rely on your expertise to answer this question. I am trying...

    Started by casher‎, 01-24-2015 11:33 PM
    between-groups, change, groups, within-groups
    • Replies: 1
    • Views: 804
    01-24-2015, 11:34 PM Go to last post
  14. Complex study data analysis

    Good afternoon, I have a long-running experiment on music and emotion for my Ph.D. research. Big picture—there have been nine total ‘versions’...

    Started by brennon‎, 01-23-2015 03:47 PM
    data analysis, emotion, music
    • Replies: 2
    • Views: 1,332
    01-24-2015, 11:12 AM Go to last post
  15. Smile Factorial where you can't cross every factor?

    Does anyone know how to do a factorial analysis where you can't cross every factor? I did a melody recognition study where I measured accuracy of...

    Started by TomR‎, 01-21-2015 05:23 PM
    • Replies: 1
    • Views: 1,307
    01-22-2015, 07:57 AM Go to last post
  16. Weaknesses in the assumptions misuses of HLM/multilevel modeling

    Hopefully the title says it. What do people see as potential/perceived weaknesses in the assumptions and/or misuses of HLM/multilevel modeling?

    Started by trinker‎, 01-17-2015 01:35 PM
    hlm, multilevel
    • Replies: 4
    • Views: 1,406
    01-19-2015, 02:59 PM Go to last post
  17. MANCOVA w/ continuous IV?

    For my thesis, I originally proposed to do a MANCOVA with various continuous covariates, four continuous DVs, and two categorical IVs, one of which I...

    Started by ImSkyKid‎, 01-14-2015 12:05 PM
    • Replies: 1
    • Views: 969
    01-19-2015, 03:29 AM Go to last post
  18. non parametric one sample binomial test

    Hello nice people, I am facing a problem with the binomial test in SPSS; i do not know how to interpret it :( I have to submit my thesis on...

    Started by missmiou‎, 01-17-2015 12:02 PM
    • Replies: 1
    • Views: 927
    01-19-2015, 03:25 AM Go to last post
  19. Age as covariate removes interaction with group

    Hello, I'm new here. Thanks for reading. I'm running a between subjects repeated measures anova in spss. I have one factor (with two levels;...

    Started by stats_noob7‎, 01-12-2015 08:03 AM
    • Replies: 0
    • Views: 1,957
    01-12-2015, 08:03 AM Go to last post
  20. bonferroni corrected p-values pairwise comparisons SPSS

    Dear, I am using Linear Mixed Modeling in SPSS. I have a significant interaction between two variables: correctness (2 levels: correct vs error)...

    Started by desS‎, 01-07-2015 09:00 AM
    bonferroni correction, pairwise comparisons, spss
    • Replies: 1
    • Views: 2,304
    01-07-2015, 09:25 AM Go to last post
  21. latent class analysis

    Hi all: I'm interested in using a set of 6 binary indicators to do a latent class analysis and I'm wondering if my strategy can be improved. We...

    Started by jamesmartinn‎, 11-26-2014 08:38 AM
    • Replies: 2
    • Views: 1,162
    01-04-2015, 12:27 AM Go to last post
  22. need help for chose statistic methods

    hello every body. Im doing a research to comparing to type of exercise in body composition. per exercise protocol has 4 steps testing (pre-test,...

    Started by ali127‎, 12-29-2014 10:47 AM
    anova
    • Replies: 0
    • Views: 905
    12-29-2014, 10:47 AM Go to last post
  23. Need to use Bonferroni?

    Hi there, I am unsure whether I need to use a Bonferroni correction... I have conducted 20 paired t-tests to analyse change in scores from...

    Started by flapjacj2000‎, 12-20-2014 06:33 PM
    • Replies: 5
    • Views: 1,582
    12-23-2014, 11:00 AM Go to last post
  24. How to do stratified randomised allocation.

    Hello, Can anyone clearly explain some good, proper methods to do stratified randomised allocation? I have looked in my stats/research books...

    Started by Jake-Finn‎, 11-05-2014 04:48 AM
    • Replies: 5
    • Views: 1,708
    12-18-2014, 04:12 PM Go to last post
  25. Which method is best for synthesising effectiveness data of interventions?

    Hello everyone, I was wondering if someone might be able to point me in the right direction... I want to combine the findings of several...

    Started by Ant_Thompson‎, 12-13-2014 04:59 PM
    meta-analysis, systematic review
    • Replies: 0
    • Views: 928
    12-13-2014, 04:59 PM Go to last post
  26. One-way ANOVA - which is best effect size stats to report for unequal size samples?

    I am finding quite contradictory information on line as to which best statistics to use for effect size for one-way ANOVA when the size of the groups...

    Started by Arvoriad‎, 12-12-2014 09:30 PM
    • Replies: 0
    • Views: 975
    12-12-2014, 09:30 PM Go to last post
  27. Needed effect size of a treatment from variation of base stimuli?

    Hello, from a previous experiment I know the variance of ratings from subjects to a given stimulus in its original form. Now if I make an...

    Started by masch‎, 12-11-2014 05:12 AM
    • Replies: 0
    • Views: 823
    12-11-2014, 05:12 AM Go to last post
  28. small SD

    Hi, for my stats course, we are using a programme my tutor made himself and we found that having a small SD compared to large doesn't actually affect...

    Started by Rupert93‎, 12-08-2014 10:26 AM
    • Replies: 2
    • Views: 1,255
    12-08-2014, 02:44 PM Go to last post
  29. correlation/regression with data that's non-normally distributed, collinear, missing

    I have a dataset that's like this: dependent variable: standardized test score independent variables: weeks spent using study method A weeks...

    Started by chronicidal‎, 12-06-2014 12:55 AM
    • Replies: 0
    • Views: 1,036
    12-06-2014, 12:55 AM Go to last post
  30. how to determine qualitative dispersion over time with differing sample sizes

    I've been working on a study with workers at a certain plant, to test their safety awareness. During a meeting, everyone is asked to select a card...

    Started by Junes‎, 12-03-2014 12:20 PM
    correlation, qualitative variation, time trend
    • Replies: 0
    • Views: 845
    12-03-2014, 12:20 PM Go to last post
  31. Single Subject Research Analyses

    Hello, Thank you in advance for taking the time to read and consider this problem. I really appreciate it. I am doing some single subject...

    Started by clareish‎, 11-27-2014 12:23 PM
    • Replies: 2
    • Views: 1,211
    11-27-2014, 06:49 PM Go to last post
  32. Can someone give me feedback about this post-hoc study of learner retention?

    Hello all, I studied experimental psychology at university and had two under grad courses in stats plus research methods, advanced quantitative...

    Started by kyiv‎, 11-19-2014 04:19 PM
    • Replies: 5
    • Views: 1,344
    11-24-2014, 10:30 PM Go to last post
  33. Comparing the validity of two scales to a golden standard

    Hi there! I've been advising a friend on his research project, but I have to admit I'm a bit out of my league and would appreciate any help. He is...

    Started by Junes‎, 11-23-2014 02:12 PM
    • Replies: 4
    • Views: 1,473
    11-24-2014, 04:27 AM Go to last post
  34. Statistics test for frequency counts (please read!)

    Hello, Please forgive my ignorance, it’s been a while since I have done any quantitative research. I used to be okay at it, but I always...

    Started by clareish‎, 11-21-2014 04:48 PM
    • Replies: 3
    • Views: 1,158
    11-21-2014, 06:25 PM Go to last post
  35. Please help! Running ANOVA with skewed data in some conditions

    Hi there, I really hope you can help. I've been looking on a number of forums and have had no luck. Also have been looking through some of the...

    Started by ninja‎, 11-06-2014 03:25 PM
    anova, log10, residuals non-normal, transformations
    • Replies: 13
    • Views: 3,278
    11-16-2014, 04:31 PM Go to last post
  36. Outliers with skewed distributions

    Hi! I hope you can help! I'm using the outlier labelling rule (with a g multiplier of 2.2) to remove outliers in any normally distributed dependent...

    Started by ninja‎, 11-13-2014 07:20 PM
    • Replies: 1
    • Views: 1,548
    11-13-2014, 11:13 PM Go to last post
  37. cohens d and nominal data pwweaase help

    Hey, I was wondering why I have been told to do a wilcoxin for my child psychology study on overimitation...the DV is nominal(they overimitate or...

    Started by Rupert93‎, 11-11-2014 12:06 PM
    • Replies: 3
    • Views: 1,342
    11-13-2014, 10:44 AM Go to last post
  38. Summation Scores - assumptions

    Hi, maybe not practical in essence, but: what are the assumptions underlying summated scores (simple summation of Yes/No dichotomous items or...

    Started by Martin Marko‎, 11-12-2014 08:07 AM
    • Replies: 1
    • Views: 1,380
    11-12-2014, 01:58 PM Go to last post
  39. Cohen's Kappa - I have a variable number of codes per unit of text

    Hi all, I have a question about Cohen's Kappa that have been puzzled about for a long time - it comes up all the time for me, almost every single...

    Started by vonkorff‎, 11-11-2014 03:16 PM
    • Replies: 0
    • Views: 940
    11-11-2014, 03:16 PM Go to last post
  40. Question about contrast coefficients in split plot ANOVA

    I had a statistical question regarding specific contrasts for a mixed ANOVA that I am running (Cond is a between subjects factor and Time is a within...

    Started by petervenkmanjr‎, 09-19-2012 01:11 PM
    • Replies: 1
    • Views: 1,812
    11-10-2014, 07:04 PM Go to last post
  41. How to test Accuracy significantly different from chance?

    Hi All, So I have more than 60 subjects who participated in an experiment. I would like to exclude those who performed at chance level. The...

    Started by ilaria‎, 11-10-2014 01:14 PM
    chance level, performance, significance test
    • Replies: 4
    • Views: 1,409
    11-10-2014, 04:17 PM Go to last post
  42. Icc

    Hi! I'm interested in using an Intraclass Correlation Coefficient to answer some questions about a project. I'm wondering if someone can advise on...

    Started by jamesmartinn‎, 11-05-2014 01:19 PM
    • Replies: 2
    • Views: 1,248
    11-10-2014, 08:45 AM Go to last post
  43. HELP effect size and z value

    Hey there, for non-parametric tests, what exactly is the Z value(I've heard different reasons one being to do with probabilities...). Do you have...

    Started by Rupert93‎, 11-08-2014 02:54 PM
    • Replies: 2
    • Views: 1,499
    11-08-2014, 05:33 PM Go to last post
  44. Question Need help Identifying the method to Analyze my data & assumption tests

    Any and all help would be much appreciated! I've detailed a bit of information below, but if I left anything out please let me know My hypotheses...

    Started by ztable‎, 11-08-2014 02:37 PM
    • Replies: 0
    • Views: 1,214
    11-08-2014, 02:37 PM Go to last post
  45. Comparsion grouped data (binary)

    Hello people! I have a simple question.. I want to compare grouped data that have a binary outcome (I hope I say this right..). Explanation: My...

    Started by tartufo‎, 11-06-2014 05:22 PM
    • Replies: 0
    • Views: 965
    11-06-2014, 05:22 PM Go to last post
  46. Exclamation Systematic way to find cases with random answers in a survey data set

    Hi everyone ! I'm new to the forums and I am a first year PhD student. We just collected data with a survey the research team I work on...

    Started by pvincentruz‎, 11-06-2014 10:53 AM
    random answers, survey
    • Replies: 3
    • Views: 1,081
    11-06-2014, 12:20 PM Go to last post
  47. Lightbulb Can I still incorporate excluded cases in some analyses?

    Hi again! In our study we want to exclude subject with a schizotypal personality disorder as well as possible without needing to do any clinical...

    Started by Saluience‎, 11-04-2014 06:02 AM
    cut-off
    • Replies: 3
    • Views: 929
    11-06-2014, 12:08 PM Go to last post
  48. Lightbulb Hypothesis: High levels of variable X+Y predict Z better than X/Y alone

    I'm working on a paper for school about mindfulness and have found this in the literature: A sample of mindfulness practitioners was analyzed to...

    Started by Inferknite‎, 11-05-2014 07:21 PM
    • Replies: 3
    • Views: 2,145
    11-06-2014, 11:59 AM Go to last post
  49. Reporting ANOVA & Kruskal-wallis in one table

    Hello, I have been trying to get to the bottom of this and it seems rather inconsistent across papers, so perhaps someone could help... I'm...

    Started by flapjacj2000‎, 11-05-2014 08:47 PM
    • Replies: 0
    • Views: 1,557
    11-05-2014, 08:47 PM Go to last post
  50. Work absence prediction

    Hi I want to make a model to predict sickness rate (as a percentage of total number of employees) based on weekday/month/age/job/shift/length of...

    Started by davidman‎, 11-05-2014 07:31 PM
    • Replies: 0
    • Views: 1,011
    11-05-2014, 07:31 PM Go to last post
  51. Item response theory - 3PL and multidimensional models

    I am interested in understanding whether there may be a relationship between a 3PL IRT model and multidimensional IRT models. Here is an explanation...

    Started by nicnic‎, 11-04-2014 05:37 PM
    • Replies: 5
    • Views: 1,296
    11-05-2014, 01:21 AM Go to last post
  52. Paired Samples T test or Repeated Measures ANOVA?

    Hi everyone, I am on a tight deadline and could use some input on my proposed analyses for my project. PROJECT: I am administering a novel...

    Started by jmmu‎, 10-18-2014 03:30 PM
    paired samples t-test, pre-post, repeated measure anova
    • Replies: 1
    • Views: 1,439
    11-04-2014, 07:10 PM Go to last post
  53. Developmental Psychology Stats

    Hello, I'm struggling coming up for stats for my study..my teacher is telling me to do non-parametric tests e.g. a wilcoxin and Man-witney U. It's on...

    Started by Rupert93‎, 11-04-2014 08:03 AM
    • Replies: 0
    • Views: 830
    11-04-2014, 08:03 AM Go to last post
  54. Question Scale-wise testing for "missing completely at random"?

    Hi there! :) I want to impute my missing data by using maximal likelihood (ML) estimation in SPSS. I've read that concerning questionnaire data...

    Started by Saluience‎, 11-04-2014 05:52 AM
    little's mcar, mcar, missing, missing data, missing value analysis
    • Replies: 1
    • Views: 1,008
    11-04-2014, 06:03 AM Go to last post
  55. Sample Size for Prevalence Study

    Hi All, I was hoping to get some advice on how to use the following formula to estimate sample size for a prevalence study (paper with exact...

    Started by bozatron‎, 10-27-2014 03:12 AM
    sample size
    • Replies: 4
    • Views: 5,644
    11-03-2014, 10:14 AM Go to last post
  56. Moderation in Repeated Measures ANOVA?

    Hi all, My study is looking at the influence of 3 different training types on performance (so I have 3 conditions). Participants were tested at 4...

    Started by RER31‎, 11-02-2014 03:02 PM
    • Replies: 3
    • Views: 1,713
    11-02-2014, 05:25 PM Go to last post
  57. comparing statistical distributions and identifying differences

    Hello! I am doing an experiment which involves measuring a property of around 5000 proteins. The observation is a ratio which will be between...

    Started by raju.adduri‎, 10-31-2014 07:30 AM
    • Replies: 2
    • Views: 937
    11-01-2014, 07:28 AM Go to last post
  58. Measure of overlap between two sets of ratings (Mahalanobis?)

    Hi all, I would like to compute a measure of overlap between two sets of ratings made by the same individual. To illustrate, let’s assume the...

    Started by Kalle‎, 10-30-2014 09:53 AM
    • Replies: 2
    • Views: 1,192
    10-31-2014, 08:49 AM Go to last post
  59. Test-Retest Reliability Coefficient

    Hi Folks, Hopefully this is a relatively easy question. I collected data on a measure at two time points, and I would like to run a test-retest...

    Started by herwitz‎, 07-22-2014 08:35 AM
    cohen's kappa, test-retest
    • Replies: 8
    • Views: 2,748
    10-30-2014, 08:56 AM Go to last post
  60. Do clothes or underwear express character?

    Background I am a university level psychologists-come-English-conversation teacher, that directs student psychology even though I don't have much...

    Started by timtak‎, 10-23-2014 03:10 AM
    correlation, pearson's r
    • Replies: 4
    • Views: 1,360
    10-23-2014, 09:21 AM Go to last post

+ Post New Thread
Page 10 of 49 FirstFirst 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 ... LastLast

Thread Display Options

Use this control to limit the display of threads to those newer than the specified time frame.

Allows you to choose the data by which the thread list will be sorted.

Order threads in...

Note: when sorting by date, 'descending order' will show the newest results first.

Icon Legend

Contains unread posts
Contains unread posts
Contains no unread posts
Contains no unread posts
More than 15 replies or 300 views
Hot thread with unread posts
More than 15 replies or 300 views
Hot thread with no unread posts
Closed Thread
Thread is closed
Thread Contains a Message Written By You
You have posted in this thread

Posting Permissions

  • You may not post new threads
  • You may not post replies
  • You may not post attachments
  • You may not edit your posts






Advertise on Talk Stats