Temidayo Olutoyin Olurishe

8 Questions 8 Answers 0 Followers

Questions related from Temidayo Olutoyin Olurishe

Is it appropriate to have a group with all members having 0 score & compare against group(s) mean score(s), anova or t-test?

I have a scenario where a control group has all its members scoring zero in a test. Other test group members have a value for the variable which happens to be a continuous variable. Is it...

12 December 2018 9,662 2 View

Groupwise or whole population Normality testing in ANOVA, which is better?

With several groups to test for differences in mean, is it best or statistically correct to do Shapiro Wilk test group wise or for the entire data that is from all groups collectively?

07 July 2018 900 0 View

Is there a simple chemical or drug that can easily disrupt the circadian timing systems without altering external cues?

Studying effects of systems and drug actions with disruption of the CTS may shed light into problems with jet lag and disease related CTS disruption. Are there chemical related animal models that...

01 January 2018 7,644 2 View

What statistical analysis is appropriate for four subjects for which students are to rank from 1 to 5 level of difficulty?

What statistical analysis is appropriate for four groups for which students are to rank from 1 to 5 level of difficulty? There are five subjects that have five levels of difficulty set from 1 to...

12 December 2017 788 3 View

SPSS doesn't have Aligned Ranked Sum. Would normalizing the data and analyzing with mixed model ANOVA offer similar outcomes?

SPSS doesn't offer Aligned Rank sum test in version 17-21? If one were to report a multiple time data where continuous variable werent normal, would normalizing and using anova not amount to...

11 November 2017 7,956 6 View

What is the easiest approach to getting missing data fixed with mixed between within ANOVA in SPSS?

SPSS would remove all missing cases for the entire subject and this reduces the n-value at all the points in the analysis rather than just at the point where the data is missing. Using linear...

02 February 2015 1,750 3 View

Is there any way of running posthoc test after Kruskall Wallis in SPSS 17 (syntax inclusive)?

I have to find out the difference in mean ranks across several groups after a nonparamteric test using Kurskall Wallis but SPSS 17 doesn't have that option. The alternative I have seems to be...

12 December 2014 2,423 6 View

Split plot repeated measure ANOVA in SPSS?

I've got data that requires a split plot repeated measure ANOVA. Problem is I can't get SPSS to do post hoc on the repeated measures with all groups. There are repeated measures taken for each...

01 January 2014 3,116 3 View