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Author Question: A random sample of 160 car purchases are selected and categorized by age. The results are listed ... (Read 92 times)

londonang

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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. Calculate the chi-square test statistic to test the claim that all ages have purchase rates proportional to their driving rates. Use α = 0.05.


◦ 75.101
◦ 95.431
◦ 101.324
◦ 85.123


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Marked as best answer by londonang on Jan 16, 2020

strudel15

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londonang

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Reply 2 on: Jan 16, 2020
Excellent


epscape

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

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