A random sample ofn 1 = 16 communities in western Kansas gave the following information for people under 25 years of age. x 1: Rate of hay fever per 1000 population for people under 25 99 92 119 129 94 123 112 93 125 95 125 117 97 122 127 88 A random sample ofn 2 = 14 regions in western Kansas gave the following information for people over 50 years old. x 2: Rate of hay fever per 1000 population for people over 50 93 108 100 95 111 88 110 79 115 100 89 114 85 96 (i) Use a calculator to calculate x1,s 1, ands 2. (Round your answers to four decimal places.) x1 = s 1 = = s 2 = What is the value of the sample test statistic? (Test the difference ?1 − ?2. Round your answer to three decimal places.)=_

A random sample of n 1 = 16 communities in western Kansas gave the following information for people under 25 years of age. x 1 : Rate of hay fever per 1000 population for people under 25 99 92 119 129...

A random sample ofn
₁ = 16 communities in western Kansas gave the following information for people under 25 years of age.

x
₁: Rate of hay fever per 1000 population for people under 25

99	92	119	129	94	123	112	93
125	95	125	117	97	122	127	88

A random sample ofn
₂ = 14 regions in western Kansas gave the following information for people over 50 years old.

x
₂: Rate of hay fever per 1000 population for people over 50

93	108	100	95	111	88	110
79	115	100	89	114	85	96

(i) Use a calculator to calculate x₁,s
₁, ands
₂. (Round your answers to four decimal places.)

What is the value of the sample test statistic? (Test the difference ?₁ − ?₂. Round your answer to three decimal places.)=_

Jun 09, 2022