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Module 3 Homework Assignment
1. Determine whether the hypothesis test involves a sampling distribution of means that is a normal
distribution, Student t distribution or neither. The sample data appear to come from a normally
distributed population with σ = 28. Explain.
Claim: μ = 977.
Sample data: n = 25, 𝑥̅ = 984, s = 25. Explain.
Solution:
Instructor Comments:
1. Here we are given, the sample data appear
to come from a normally distributed
population with σ = 28.
The hypothesis test involves normal
distribution.
2. In a sample of 100 M&M’s, it is found that 8% are brown. Use a 0.05 significance level to test the
claim that of the Mars candy company that the percentage of brown M&M’s is equal to 13%. Identify
the nu...