A clinical trial is conducted comparing a new (investigational) analgesic drug to one already on the...

80.2K

Verified Solution

Question

Basic Math

A clinical trial is conducted comparing a new (investigational)analgesic drug to one already on the market (Tylenol) for arthritispain. Participants were randomly assigned to only one of the twotreatment groups and the outcome was self-reported pain reliefwithin 30 minutes. The 2 x 2 crosstab analysis with SPSS producedthe following results: Chi-Square Tests Value df Asymp. Sig.(2-sided) Exact Sig. (2-sided) Exact Sig. (1-sided) PearsonChi-Square 11.161a 1 .001 Continuity Correctionb 10.212 1 .001Likelihood Ratio 11.349 1 .001 Fisher's Exact Test .001 .001Linear-by-Linear Association 11.115 1 .001 N of Valid Cases 240 a.0 cells (0.0%) have expected count less than 5. The minimumexpected count is 32.50. b. Computed only for a 2x2 table Note:Footnote “a” is very important because it tells us about apotential violation of a Pearson chi-square test assumption. 25. Isthere a violation of the Pearson chi-square test assumption?

Answer & Explanation Solved by verified expert

4.0 Ratings (718 Votes)

In order to run a chi square test we need to check whether the data satisfies the following assumptions a The two study variables are categorical in nature Here we See Answer

Get Answers to Unlimited Questions

Join us to gain access to millions of questions and expert answers. Enjoy exclusive benefits tailored just for you!

Membership Benefits:

Unlimited Question Access with detailed Answers
Zin AI - 3 Million Words
10 Dall-E 3 Images
20 Plot Generations
Conversation with Dialogue Memory
No Ads, Ever!
Access to Our Best AI Platform: Flex AI - Your personal assistant for all your inquiries!

Become a Member