Question

Problem 22 – use the data in the following table to perform the significant test: Participants...

Problem 22 – use the data in the following table to perform the significant test:

Participants

n

Mean

SS

Exercise Group

16

23

104

Control Group

16

20

160

a. Does the music-based physical training improve balance and walking efficiency? (one-tailed tests, α =.05) Show all 4 steps of hypothesis testing.

b. Calculate r2 to measure effect size for the mean difference.

Math   Statistics-And-Probability   
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