Question: The average 1 year old both genders is 29 inches tall A

The average 1-year-old (both genders) is 29 inches tall. A random sample of 30 1-year olds in a large day care franchise resulted in the following heights. At α = 0.05, can it be concluded that the average height differs from 29 inches? Assume σ = 2.61.
Perform each of the following steps.
a. State the hypotheses and identify the claim.
b. Find the critical value(s).
c. Compute the test value.
d. Make the decision.
e. Summarize the results.
Use diagrams to show the critical region (or regions), and use the traditional method of hypothesis testing unless otherwise specified.

Sale on SolutionInn
  • CreatedSeptember 02, 2015
  • Files Included
Post your question