1. set up a hypothesis for the following variables: a) married/cohabiting, b) current smokers, c) GHQ depression...
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Question:
1. set up a hypothesis for the following variables: a) married/cohabiting, b) current smokers, c) GHQ depression
2. calculate test statistics for Q1 (report differences, z-value, and p-values, keep 4 decimal points).
3. if redo a comparison study, try to examine the difference between the two groups (no dementia vs. dementia) in GHQ depression, you are asked to calculate a) effect size, b) sample size for each group @ α=0.05 and β=0.2.
Related Book For
Understanding Business Statistics
ISBN: 978-1118145258
1st edition
Authors: Stacey Jones, Tim Bergquist, Ned Freed
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