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Write the null hypothesis and alternative hypothesis

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Reference no: EM132523138

It is thought that exercising early in the morning will provide better energy throughout the day. To test this idea, subjects are recruited and randomly assigned to two groups. For 30 days, members of the experimental group will walk from 7:00 to 7:30 AM, Monday through Friday. Members of the control group will do no walking. At the conclusion of the study, each subject will answer the 10 questions on the Acme End-of-the-Day Energy Scale. The instrument produces a score between 1 and 100 (1= extremely low energy, 100 = extremely high energy).

Codebook

Variable: group

Definition: walking group assignment

Type: categorical (1 = no walking, 2 = walking 30 minutes)

Variable: energy

Definition: energy level

Type: continuous (1= extremely low energy, 100 = extremely high energy)

a. Write the null hypothesis and alternative hypothesis.

H0-

b. Does the data meet the requirements for homogeneity of variance?

c. Does the data meet the requirements for sample size per group (n)?

d. Name the test you need to run to analyze this data.

Reference no: EM132523138

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