A random sample of n1 16 communities in western Kansas gave

A random sample of n_1 = 16 communities in western Kansas gave the following information for people under 25 years of age. A random sample of n_2 = 14 regions in western Kansas gave the following information for people over 50 years old. Assume that the hay fever rate in each age group has an approximately normal distribution. Do the data indicate that the age group over 50 has a lower rate of hay fever? Use alpha = 0.05. What is the level of significance?

Solution

The level of significance is alpha itself.

As alpha = 0.05, then

OPTION B: 0.050 [ANSWER]