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A random sample of 160 car purchases are selected and categorized by age. The results are...

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Basic Math

A random sample of 160 car purchases are selected andcategorized by age. The results are listed below. The agedistribution of drivers for the given categories is 18% for theunder 26 group, 39% for the 26-45 group, 31% for the 45-65 group,and 12% for the group over 65. Find the P-value to test the claimthat all ages have purchase rates proportional to their drivingrates. Use α = 0.05.

ageunder 2626-4545-65over 60
purchases663925

30

please explain how to solve problem on the ti84 calculator.please also explain how you got the answer without thecalculator.

ANSWERS

A) 0.01 < P < 0.025

B) P > 0.10

C) P < 0.005

D) 0.005 < P < 0.01

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