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 a = 0.05 State the null and alternate hypotheses.
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 a = 0.05 State the null and alternate hypotheses.
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text: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 a = 0.05 State the null and alternate hypotheses.
%3D

Transcribed Image Text:A random sample of n= 16 communities in western Kansas gave the following
information for people under 25 years of age.
%3D
x1: Rate of hay fever per 1000 population for people under 25
98 107 111 116 151 134 126 96 122 111 121 133 142 123 95 91
A random sample of n2-14 regions in western Kansas gave the following
information for people over 50 years old.
x2: Rate of hay fever per 1000 population for people over 50
81 112 103 102 78 76 112 113 104 119 92 106 97 106
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 a = 0.05 State the null and alternate hypotheses.
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