A random sample of 160 car purchases are selected and categorized by age. The results are listed below. The age distribution of drivers for the given categories is 18% for the under 26 group, 39% for the 26-45 group, 31% for the 45-65 group, and 12% for the group over 65. Find the critical value x to test the claim that all ages have purchase rates proportional to their driving rates. Use a 0.05. Round to three decimal places. Age Under 26 26-45 46-65 Over 65 66 39 25 30 Purchases OA. 11.143 OB. 7.815 OC. 6.251 OD. 9.348
A random sample of 160 car purchases are selected and categorized by age. The results are listed below. The age distribution of drivers for the given categories is 18% for the under 26 group, 39% for the 26-45 group, 31% for the 45-65 group, and 12% for the group over 65. Find the critical value x to test the claim that all ages have purchase rates proportional to their driving rates. Use a 0.05. Round to three decimal places. Age Under 26 26-45 46-65 Over 65 66 39 25 30 Purchases OA. 11.143 OB. 7.815 OC. 6.251 OD. 9.348
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter4: Equations Of Linear Functions
Section4.5: Correlation And Causation
Problem 2AGP
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Transcribed Image Text:A random sample of 160 car purchases are selected and categorized by age. The results are listed below. The age distribution of drivers for the given categories is 18% for the under 26 group, 39% for the
26-45 group, 31% for the 45-65 group, and 12% for the group over 65. Find the critical value xa to test the claim that all ages have purchase rates proportional to their driving rates. Use α = 0.05. Round to three
decimal places.
Age Under 26 26-45 46-65 Over 65
66
39
30
Purchases
O A. 11.143
OB. 7.815
O C. 6.251
OD. 9.348
25
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