Question

In 1990, a study on the weight of students provided an average weight of μ = 160 lbs.
Test the belief that the student weight average did not decrease in the past 15 years. (Carefully set up null and alternative hypothesis). For n=100, σ=10 and α=5% write down
the decision rule (rejection region).

Answer 1

Answer:

In 1990, a study on the weight of students provided an average weight of μ = 160 lbs.

Test the belief that the student weight average did not decrease in the past 15 years. (Carefully set up null and alternative hypothesis). For n=100, σ=10 and α=5% write down

the decision rule (rejection region).