help me!

  1. PB_1989

    Desperate for help => Poisson regression or simple non-parametric test?

    Dear Community, Hopefully, an easy question to answer! Thanks for picking up this thread. I'm doing an evaluation on whether the use of a digital health tool (MyHealth app) changes the utilisation of healthcare services and am stumped on how to do the analysis. We have 4 groups, based on usage...
  2. W

    ANOVA? Looking at percentage habitat use (6 different habitats) across four seasons

    Hi, I am trying to look at whether habitat use of 6 different habitat types differs across 4 seasons. I have managed to run ANOVA tests but I'm not convinced this is correct. The code I have been using is as follows; an.aov=aov(Month~Heathland) an.aov summary(an.aov)...
  3. W

    Comparing habitat use across two different locations - mann whitney U?

    Hi, I'm really stuck with what test to use with my data. I have data on habitat use of 6 different habitat types across 2 locations and I'm unsure what test is most suitable. I thought initially mann whitney U but this doesn't seem to be working for me. I've attached the table below so you...
  4. L

    Which test should I run using SPSS ?

    Question: Which (in) accuracy is the waist circumference (LEO) of a grown man be predicted based on its fat (VETP)? Which (in) accuracy of the waist circumference (LEO) of a mature man can be predicted based on the total energy consumption (EAVT)? --> Perform these analyzes for both...
  5. stacy

    spss independence tests

    hi, i have 3 qualitative latent variables, each of these variables is composed of 4 sub variables two of the latent variables are independent one is dependent i want to test the impact of the IV on the DV and to test the link between both two IVs and whether this link has an impact on the...
  6. K

    Need assistance choosing the correct test for two nominal variables.

    Hi! I have a single sample and asked them to think about their best and worst experiences in a class project. They answered identical sets of questions when considering the best project and again when considering the worst project. Here are the question examples: When thinking about your...
  7. D

    Error: (2067) The Excel file is password protected. Unable to open the file.

    Hello everybody, For my study I have to use SPSS. I used an online survey tool where I had the opportunity to download the result in an Excel file. Thereafter I tried to open the file in SPSS. However, it keeps showing the error 'Error: (2067) The Excel file is password protected. Unable to...
  8. P

    Linear Regression Multiple Choice Questions: Please Help!!

    I have attached my practice sample final for my college statistics course on linear regression. All of the answers are multiple choice, and I need help finding the right answers for questions 5-39 as soon as possible. Please, please, help me if you can, as soon as you can! I need the right...
  9. T

    Trouble comparing variables in SPSS to one set of rules

    Hi guys! I am a little puzzled. :confused::confused: I am carrying out research on cyclists perceived benefits of the supplements they take and comparing them to what is scientifically proven. So far I have inserted all my data into SPSS and I have grouped all the variables accordingly...
  10. E

    Genstat help

    Genstat input - which structure should I use? Hi all, I'm doing a statistics unit as part of my uni degree and I'm having some trouble with an assignment question. We were given a set of data to analyse and I cannot work out which way to put it in genstat. All the options I've tried give the...
  11. E

    Why are these statements false?

    Hello, I was doing a practice test and I got two questions wrong. The answer key said that these two statements were false: As sample size increases, the standard deviation of the sampling distribution and the standard deviation of the population are increasingly similar. -and- For the...
  12. Y

    Probability help

    never mind, solved it
  13. I

    Mixed ANOVA help?!

    Hello, I have a 2x2 (Scene x Valence) ANOVA with Scene (Scene1, Scene2) being WS and Valence (Positive, Negative) being BS. For each scene people read a description (which differs by valence) and answer DVs. I did not want the Valence of Scene 1 to affect Scene 2 so for every person, if...
  14. M

    Non-Parametric Analyses. Report medians and 95% CI in graphs?

    Okay so, I'm currently writing my thesis, and I have to do non-parametric tests. I know that I have to report the medians in text. However, I'm doing graphs. Just wanted to ask whether anyone knows if I report the 95% CI and the medians in the graphs? When i do this it looks super weird and...
  15. M

    Running non-parametric repeated measures analysis with split file on

    Okay so, I'm currently writing up my thesis, and I've got 2 between group variables and 3 within-group variables. I'm not doing a mixed design ANOVA because my data is non-normal (I'm all okay with doing non-parametric). What my main question is, is whether it is okay to run say a...
  16. I

    SAS help regarding putting observation Together. Please help

    Here is the raw data: name var1 var2 var3 startdate enddate jack x y z 01jan2012 01jan2012 jack x y z 02jan2012 02jan2012 jack x y z 03jan2012 03jan2012 jack x y z 04jan2012 04jan2012 jack x y...
  17. Z

    Paired Sample t-tests do not link up with the Repeated-Measures ANOVA

    Hello, I'm currently writing up my results section for my dissertation that's looking at the nocebo effect. I'm using a repeated-measures ANOVA that has three factors each with two levels, synchronicity (synchronous vs. asynchronous), phase (pre-conditioning vs. post-conditioning), and...
  18. C

    Basic Stat

    Help. I got stuck in my stat reviewer, kindly help me. (Google can not help me as i do not understand its discussion) 1. A vaccine that is currently used to immunize people against a certain infection has an 80% success rate.That is, 80% of individuals who receive this vaccine will develop...
  19. A

    Comparing groups- what test to use

    Hello, I am looking to compare the means for two groups (midfield - forward; top - bottom) against each other. Could someone please assist me in choosing what t test to use, or whether it is even a t test. an example of the data I am comparing is: Goals Top 5 Goals Bottom 5...
  20. A

    What statistical test do i need to run?

    Hi there folks, I'm having a little difficulty choosing what statistical test i need to run, I've conducted a series of behavioural experiments, that involves three different groups; yet all have the same individuals. The trials are based around recording behaviour both before and after the...