1. Announcement:
    Want access to a chatbox?
    Dason ‎(Devorador de queso)
    05-10-2017
    Views:
    1,780
+ Post New Thread
Page 3 of 294 FirstFirst 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 53 103 ... LastLast
Threads 121 to 180 of 17583

Forum: Statistics

Statistics course and homework discussion. Elementary statistics.

  1. Sticky Thread Sticky: Forum Guidelines: Smart posting behavior pays off

    Welcome to talkstats.com, the place for statistics help. This is a guideline for people who want to ask a question on this forum and value a...

    Started by TheEcologist‎, 11-27-2010 12:13 PM
    • Replies: 1
    • Views: 196,581
    07-16-2014, 11:01 AM Go to last post
  2. Arrow Sticky Thread Sticky: We only provide homework help to those who show effort

    Welcome to Talk Stats Forum. In order to keep homework help effective and efficient, we request all members to abide by these guidelines: 1)...

    Started by quark‎, 09-30-2005 09:44 AM
    • Replies: 0
    • Views: 66,632
    09-30-2005, 09:44 AM Go to last post
  1. 2 within design but interested only in main effect and interaction

    hi i'm doing a research where i want to find out pupil dilation reactions to false and true statements. and would like to find out if there are...

    Started by theront‎, 03-05-2008 06:47 AM
    • Replies: 0
    • Views: 1,815
    03-05-2008, 06:47 AM Go to last post
  2. 2 x 2 OR 2 x 2 x 2 Design?

    Hi, I need advice as to whether my design is a 2 x 2 or a 2 x 2 x 2. I have the following IV's IV 1 - facial emotion (happy vs. sad) IV 2...

    Started by shootingstar_ang‎, 08-08-2012 10:39 AM
    • Replies: 4
    • Views: 2,543
    08-09-2012, 08:20 AM Go to last post
  3. 2 x 2 data, statistical test

    Hi, This is a simple question, but what is the appropriate statistical test for the following situation. ...

    Started by lgangs‎, 04-04-2013 09:28 PM
    • Replies: 3
    • Views: 1,763
    05-06-2013, 06:28 AM Go to last post
  4. 2 x 3 Chi Square?

    Hi All, I have a simple question about how to input raw data into excel for a 2 x 3 chi square. I have 2 groups (I've coded them as 0 or 1...

    Started by chiccaboom‎, 10-07-2009 09:16 AM
    • Replies: 1
    • Views: 6,548
    10-07-2009, 01:29 PM Go to last post
  5. Question 2 x 9 Chi-square analysis

    Dear all, I am hoping for some advice/guidance on my statistical output. I have run a chi-square test in SPSS on a 2 x 9 grid. The output indicates...

    Started by ajt123‎, 06-01-2015 03:37 AM
    • Replies: 1
    • Views: 1,169
    06-01-2015, 04:33 AM Go to last post
  6. 2 x2 repeated measures ANOVA, significant interaction, all the pairewise comparisons

    I ran a 2 x 2 repeated measures ANOVA using SPSS (both IVs are within-subject factors). Both main effects and interaction were significant. Then I...

    Started by MartenCalley‎, 08-05-2016 08:27 AM
    • Replies: 0
    • Views: 936
    08-05-2016, 08:27 AM Go to last post
  7. 2- way unbalanced ANOVA- Interaction

    Hi I am wondering if it is possible to test for interaction in a 2 way unbalanced ANOVA when some cells are empty and some only contain one...

    Started by statisticsiskillingme!‎, 01-14-2009 11:25 AM
    • Replies: 1
    • Views: 2,333
    01-14-2009, 10:45 PM Go to last post
  8. Question 2-factor Anova, why doesn't it make sense to test main effects if we have interaction

    Hi Lets say you have a two factor anova model: X_{ijk}=\mu + \alpha_{i} + \beta_{j} + \gamma_{ij} + \epsilon_{ijk} Then there are 3...

    Started by Tarly‎, 02-13-2014 03:04 AM
    • Replies: 4
    • Views: 2,226
    02-13-2014, 08:14 AM Go to last post
  9. 2-Group comparison on proportions?

    I work at a company that has full-time and part-time employees. Sometimes we have to ask people to come to work on a day off. We offer generous...

    Started by Trolle‎, 04-01-2016 02:06 PM
    • Replies: 3
    • Views: 1,624
    04-04-2016, 06:50 AM Go to last post
  10. 2-Sample or Matched Pairs Test??

    A group of forty male patients at a certain hospital were randomly chosen. This group is then randomly divided into two groups. Group A received...

    Started by jakeddong‎, 05-11-2011 03:38 PM
    • Replies: 3
    • Views: 11,456
    05-11-2011, 10:36 PM Go to last post
  11. 2-sample t test - interpreting results

    I have been continuing with my 2-sample t test analysis (as suggested in a previous thread). I'm having a lot of trouble explaining my results to...

    Started by bymoor0‎, 03-28-2012 03:48 PM
    • Replies: 5
    • Views: 4,697
    03-30-2012, 08:45 AM Go to last post
  12. 2-Way Analysis when the DV is Bimodally Distribution

    Hello, I conducted a study with a 2X2 between-participants design. The DV is continuous but is theoretically assumed to be distributed bimodally,...

    Started by Oren S.‎, 05-14-2013 04:37 PM
    anova, bimodal, non-parametric test
    • Replies: 6
    • Views: 2,065
    05-22-2013, 10:23 AM Go to last post
  13. 2-way ANOVA and the post tests

    Hi everyone :) I was wondering if you could help me with a question which should be simple... but the more I am trying to figure it out, the more...

    Started by in4eto‎, 04-04-2014 05:45 PM
    anova, bonferroni, significance
    • Replies: 0
    • Views: 1,658
    04-04-2014, 05:45 PM Go to last post
  14. 2-way ANOVA for combing results

    Hello I am working in a biological science and am looking for a valid way of combining results from independent experiments. I am inexperienced in...

    Started by inov‎, 07-31-2013 01:41 PM
    • Replies: 0
    • Views: 1,490
    07-31-2013, 01:41 PM Go to last post
  15. 2-way ANOVA instead of 3-way

    I'm wondering if the following process is sound in place of a 3-way ANOVA... 1. I have 3 independent categorical vars: Color Shape Size ...

    Started by jawon‎, 09-22-2008 05:57 PM
    • Replies: 3
    • Views: 2,378
    09-23-2008, 12:54 PM Go to last post
  16. 2-way ANOVA Normality Requirements

    Greetings, My objective is to conduct a 2-way anova (equal sample sizes/246 samples) in R. After running the Shapiro-Wilk normality test on the...

    Started by Ben Packard‎, 07-30-2012 03:48 PM
    2 Pages
    1 2
    • Replies: 20
    • Views: 11,592
    08-03-2012, 05:13 PM Go to last post
  17. 2-way ANOVA variable problem..

    Hi, if anybody has any suggestions please let me know, myself and my dissertation partner cannot figure this out! So, we have two independent groups...

    Started by lauramckernan‎, 02-20-2009 08:19 AM
    • Replies: 2
    • Views: 2,095
    02-23-2009, 05:56 AM Go to last post
  18. 2-way ANOVA, kinda sorta maybe?

    I am looking at the changes in organism growth over 2 months with 2 pH values and 2 temperatures. Treatments First set of organisms: pH 7.3 and...

    Started by imapiratesavvy‎, 05-06-2014 10:24 PM
    • Replies: 1
    • Views: 882
    05-07-2014, 02:12 AM Go to last post
  19. 2-Way ANOVA: Interaction plots show interaction, but term is insignificant?

    Hi, I am doing some 2-way ANOVA analysis and have a slight issue. The interaction plots seem to show there is interaction between the two groups,...

    Started by regression_is_cool‎, 04-20-2012 02:09 PM
    • Replies: 1
    • Views: 2,649
    04-21-2012, 03:40 AM Go to last post
  20. 2-way anova? 2 independent variables, each with only 2 levels

    I'm confused as to whether I should do a t-test multiple times, or one-way ANOVA, or two-way. Would really appreciate any help! basically, there...

    Started by daot‎, 02-16-2014 09:49 AM
    • Replies: 4
    • Views: 1,575
    02-16-2014, 05:57 PM Go to last post
  21. 2-way Jonckeere's Terpstra test? Does it exist?

    Hello everyone! I'm a student at the Free University Amsterdam and I'm struggling with the data-analysis of my current internship.. I'm...

    Started by LisaAmsterdam‎, 06-02-2014 06:24 AM
    • Replies: 3
    • Views: 1,489
    06-02-2014, 08:19 AM Go to last post
  22. 2007, per capita, personal disposable income,

    Hello, I'm a TalkStats newb, this is my first real post :) . I have a source (bea) for average 2007, per capita, personal disposable income...

    Started by RogerDodger‎, 07-02-2008 12:14 PM
    • Replies: 4
    • Views: 4,421
    07-02-2008, 02:29 PM Go to last post
  23. 25th percentile of right-skewed and left-skewed distribution

    Hi All, Is it possible to have two lists of numbers with the same number of elements and same average, where one has a left-skewed distribution and...

    Started by atoga‎, 03-19-2016 04:52 PM
    distribution, percentile, skewed distribution
    • Replies: 0
    • Views: 1,193
    03-19-2016, 04:52 PM Go to last post
  24. 2by2 ANOVA post-hoc correction?

    I would like a second opinion on the claim that if you have a 2 by 2 ANOVA (2 factors, 2 levels each) then for pairwise comparisons (simple effects)...

    Started by Cel‎, 02-25-2008 01:32 PM
    • Replies: 2
    • Views: 2,796
    02-26-2008, 02:57 AM Go to last post
  25. 2D Conditional Probability

    Question X, Y are two independent random variables with cumulative distribution functions: F_X(x) = {0, x<0; x/3, 0<x<3; 1, x > 3} F_Y(y) =...

    Started by jhynes6‎, 07-23-2014 02:14 PM
    conditional probabilities
    • Replies: 2
    • Views: 1,593
    07-23-2014, 05:00 PM Go to last post
  26. 2IVs, multiple-levels; 1DV=frequency

    EDIT: (in title I meant 2 IVs, not 2DVs!) - I fixed it for you - Dason Hi, I have a question: what test would be appropriate? IV = genotype,...

    Started by Lucas Glover‎, 11-18-2011 12:52 PM
    2 Pages
    1 2
    2 iv, behavior, frequency, genotype
    • Replies: 17
    • Views: 4,320
    11-18-2011, 03:49 PM Go to last post
  27. 2nd year biochemist in need of help!

    hi there, I am a second year University student studying biochemistry, and i was hoping someone on here might be able to lend me a bit of a hand. I...

    Started by grey101‎, 04-11-2008 03:41 PM
    • Replies: 0
    • Views: 2,124
    04-11-2008, 03:41 PM Go to last post
  28. 2way anova problem

    hello!!! im studying psychology and i have a problem in my dissertation.in my study i used 3x2 anova in order to examine the effect of colour...

    Started by fel‎, 05-14-2013 12:27 PM
    • Replies: 3
    • Views: 1,242
    05-14-2013, 02:02 PM Go to last post
  29. 2x14 Chi Square Homogeneity Test Tool Needed

    Hello, I need to run a Chi-squre homogeneity test for a 2x14 contingency table. The most rxc matrix tool I can find is a 10x10 at: ...

    Started by August 15‎, 12-07-2010 10:07 AM
    • Replies: 8
    • Views: 6,528
    12-09-2010, 09:11 AM Go to last post
  30. 2x2 Anova, im struggling to report the assumptions

    Hello, I've ran a 2x2 anova and am trying to report the assumptions but would like to make sure ive done it correct, statistics is my weak point!...

    Started by achal‎, 02-22-2016 08:50 AM
    anova, assumptions, spss
    • Replies: 3
    • Views: 832
    02-22-2016, 04:45 PM Go to last post
  31. 2x2 contigency table non-independent but not paired data

    I am looking at male-biased sexual size dimorphism in a bird species (males average larger than females). I am interested in the proportion of males...

    Started by stweb‎, 06-22-2014 08:26 AM
    2x2, chi-square, contigency table, mcnemar, non-independent
    • Replies: 3
    • Views: 1,303
    06-24-2014, 08:10 AM Go to last post
  32. 2x2 Contingency Table - Proof of Chi-Sq

    Hi Given a 2x2 contingency table, with a b c d as the observed values and n as the total, I want to show from the fact that Chi-Sq =...

    Started by Weezix‎, 11-23-2007 05:22 PM
    • Replies: 1
    • Views: 6,506
    12-28-2010, 12:18 AM Go to last post
  33. 2x2 mixed ANOVA interaction - do I analyse simple main effects?

    I've conducted a 2x2 mixed factorial ANOVA: IV1 - repeated measures (control vs. experimental) IV2 - between groups (I counter-balanced the order...

    Started by cajama‎, 02-19-2016 06:35 AM
    anova
    • Replies: 0
    • Views: 1,140
    02-19-2016, 06:35 AM Go to last post
  34. Exclamation 2x2 repeated measure ANOVA

    Hi there, I have 2x2 factorial experiment within subject (repeated measures), I wonder if there is a rule of thumb that i can use to enter my IVs...

    Started by Nogalife‎, 12-19-2016 10:07 PM
    • Replies: 1
    • Views: 2,471
    12-21-2016, 04:29 PM Go to last post
  35. 2x2 Repeated Measures ANOVA

    Hi Everyone! I am working on a 2x2 repeated measures ANOVA and I am having trouble finding much information about it. Basically I taught the same...

    Started by im4avs‎, 08-23-2006 02:14 PM
    • Replies: 3
    • Views: 7,339
    09-03-2006, 07:11 AM Go to last post
  36. 2x2 repeated measures Anova or one way

    I need help with the analysis of my latest experiment, I need to write it up by Mon so please help! I have two conditions with two different time...

    Started by Kinga‎, 09-18-2015 05:34 PM
    anova
    • Replies: 0
    • Views: 1,730
    09-18-2015, 05:34 PM Go to last post
  37. 2x2 repeated measures factorial design for non parametric data?

    Hi I have a 2x2 repeated measures factorial design, variables: (length- short/long, complexity- low/high) resulting in four conditions. I have four...

    Started by andrilnc‎, 07-08-2012 06:12 AM
    • Replies: 0
    • Views: 3,465
    07-08-2012, 06:12 AM Go to last post
  38. 2x2 Table of Counts Help! URGENT

    I'm having trouble with my homework. The question is: FIV (feline immunodeficiency virus) attack's a cat's immune system causing feline AIDS. It...

    Started by Holly092‎, 09-11-2011 05:21 PM
    • Replies: 1
    • Views: 2,048
    09-11-2011, 10:56 PM Go to last post
  39. 2x2 with structural zeroes?

    Hi All, Sorry to bother you, but could anyone help with a question, please? Suppose I have N patients who tested positive for a condition and...

    Started by codeblue‎, 07-11-2007 12:09 PM
    • Replies: 1
    • Views: 2,636
    07-11-2007, 12:51 PM Go to last post
  40. 2x3 factorial design

    Hi, I need to analyse a 2x3 factorial design of an experimental group and a control group, doing 3 serial recall tests over time. so far I've used...

    Started by srg1991‎, 04-04-2013 01:31 PM
    anova, factorial design, spss, statistics
    • Replies: 0
    • Views: 2,407
    04-04-2013, 01:31 PM Go to last post
  41. 3 Arm Study: Categorical Data needs a P-Value!

    Hi, I conducted a 3 arm study and now I am trying to find signficance/lack of signififance. Some data I gathered, such as age was easy to...

    Started by crisisinmedicine‎, 08-17-2013 12:11 PM
    error, pvalue, significance, stats, test
    • Replies: 3
    • Views: 1,468
    08-17-2013, 03:11 PM Go to last post
  42. 3 boxes with each 2 balls

    Already solved

    Started by Christiaan Rademakers‎, 12-03-2011 02:50 PM
    • Replies: 0
    • Views: 2,008
    12-03-2011, 02:50 PM Go to last post
  43. 3 columns of categorical data - what test to use for significance?

    Hi I did surveys on pre-teens, teens, 20s (3 "columns") and need to find signfifiance (p-value). What test do I use? I keep trying Chi square on...

    Started by crisisinmedicine‎, 08-15-2013 10:27 AM
    chisquare, pvalue, significance, statistics, stats
    • Replies: 4
    • Views: 2,469
    08-15-2013, 12:33 PM Go to last post
  44. 3 Factors (2 Fixed, 1 Random) - Selecting and applying the appropriate model

    This is related to a homework question. I've had trouble finding info on models with 2 fixed and 1 random factor. Any input guiding me in the right...

    Started by boundless constraint‎, 04-15-2014 05:35 PM
    • Replies: 1
    • Views: 1,229
    04-15-2014, 10:58 PM Go to last post
  45. 3 parameter distributions. pdfs?

    Hi, this is my first post and this looks like the most appropriate place for it. I've used minitab to get the most appropriate distributions for...

    Started by UniOfLimerick‎, 08-30-2007 09:10 AM
    • Replies: 2
    • Views: 4,289
    09-01-2007, 12:25 PM Go to last post
  46. Question [SOLVED] 3 things connected? Pairwise inappropriate, rejected variable, missing residuals

    Hi all, I am trying to run a standard multiple regression with a variety of variables, some of them dummy coded. When I choose to deal with...

    Started by KVella‎, 03-11-2014 11:28 PM
    • Replies: 1
    • Views: 1,387
    03-12-2014, 11:46 PM Go to last post
  47. 3 values ordinal variable: Mann-Whitney or Chi-squared?

    Hello, I have an ordinal variable which assumes only 3 values. I need to do a comparison between 2 treatments. I used Mann-Whitney test, since...

    Started by estrucida‎, 02-10-2015 05:40 AM
    chi square, mann-whitney, ordinal data, wilcoxon rank sum test
    • Replies: 9
    • Views: 2,260
    02-18-2015, 05:46 AM Go to last post
  48. 3 variables, level of significance...help!

    I'm having trouble with this problem. It's different from anything I've come across so far and I'm not sure how to begin. Here it is: John, Ken,...

    Started by Mancolt‎, 04-23-2007 10:39 PM
    • Replies: 1
    • Views: 2,420
    04-24-2007, 10:40 PM Go to last post
  49. 3 way ANOVA

    Hi, is there anyone who could advise me about running and interpreting a 3 way ANOVA in SPSS. many thanks in advance, Mary-Jane

    Started by Mary-Jane‎, 08-06-2010 11:41 AM
    • Replies: 1
    • Views: 2,533
    08-06-2010, 11:50 AM Go to last post
  50. 3 way chi-square- help to simplify my analysis

    Hello all, I believe this is a simple question, but I can't find any reference to it online. I have 3 groups (A,B,C). I want to know if the...

    Started by lken‎, 04-13-2012 12:42 PM
    • Replies: 1
    • Views: 3,953
    04-14-2012, 12:39 PM Go to last post
  51. 3 way or 2 way ANOVA?

    Hi everyone, So I'm currently completing my thesis for a BSc in Psychology and am having a nightmare trying to find help in the statistics end of...

    Started by eilish‎, 01-22-2014 01:02 PM
    • Replies: 3
    • Views: 1,633
    01-23-2014, 12:34 PM Go to last post
  52. 3 x 2 between-within factorial ANOVA

    Hello: I am a novice researcher and have recently been conducting a study investigating the effect of resistance training on the peak running...

    Started by Pat‎, 04-15-2010 01:58 PM
    • Replies: 4
    • Views: 6,205
    04-17-2012, 10:39 AM Go to last post
  53. 3 x 2 Repeated measures ANOVA question

    Hello, I'm doing a study in which I'm looking into the effects of three different repeated sprint training modes on performance, whilst also...

    Started by lightwelter‎, 04-06-2016 02:41 PM
    • Replies: 0
    • Views: 1,015
    04-06-2016, 02:41 PM Go to last post
  54. 3-data points and a t-test

    For a while now I've been measuring "gloss" of a material. Each material sheet is about the size of a piece of paper and I've been wanting to know...

    Started by thaumaturgy‎, 06-10-2009 08:09 AM
    • Replies: 3
    • Views: 3,279
    06-10-2009, 01:29 PM Go to last post
  55. 3-option poll and significance

    Is it possible to test for significance in this situation? As part of my summer internship required for school, I had to poll employees at the...

    Started by Beth08‎, 06-14-2007 02:00 PM
    • Replies: 2
    • Views: 2,693
    06-25-2007, 01:05 PM Go to last post
  56. 3-Parameter Weibull Distribution

    Nevermind. My exponent was in the wrong location.

    Started by simplemts‎, 01-28-2013 08:57 PM
    • Replies: 0
    • Views: 1,174
    01-28-2013, 08:57 PM Go to last post
  57. 3-way anova containing 3 repeated measures variables (I think)

    Looking at effect of drinking caffeine on memory. Two memory tests: one done without drinking caffeine, one done after drinking caffeine. All...

    Started by jonj1‎, 04-02-2010 04:29 AM
    • Replies: 0
    • Views: 3,917
    04-02-2010, 04:29 AM Go to last post
  58. 3-way anova, following up 2-way interaction

    I'm running a 3-way ANOVA. I have a non-significant 3-way interaction (axbxc), but one 2-way interaction is significant (axb), and all the main...

    Started by bhvonkorff‎, 03-15-2012 07:03 PM
    • Replies: 0
    • Views: 3,840
    03-15-2012, 07:03 PM Go to last post
  59. 3-way ANOVA: df=0 ?!

    Hello, I've got a single dependent variable (animal density) to test with 3 categorical factors (decade: 3 levels; season: 4 levels; station: 5...

    Started by jumpita‎, 03-10-2012 07:44 AM
    • Replies: 4
    • Views: 3,534
    03-10-2012, 09:17 AM Go to last post
  60. 3-way interaction: calculation of the SEb

    Hello, Im working on the statistics of my thesis and I am afraid Im stuck. I conducted a regression analysis with three-way interaction and now I...

    Started by michielfz‎, 08-06-2009 01:17 PM
    • Replies: 4
    • Views: 8,155
    08-10-2009, 01:22 AM Go to last post

+ Post New Thread
Page 3 of 294 FirstFirst 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 53 103 ... 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