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A research group wants to determine whether the proportion of car accidents caused by drivers using...

A research group wants to determine whether the proportion of car accidents caused by drivers using cell phones has changed from the previous value of 13%. They obtained 10,000 auto accident reports and found that 17% were caused by drivers using cell phones. Computer the value of the test statistic.

Question 1 options:

11.894

4.044

23.788

16.533
math   Statistics-And-Probability   
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Answer #1

Civen, Po = 0.13 Ê 0.17 7 h = Joooo Test - statistics z Ê - Po PocI-Pol - 0:17-0:13 0.13 (1 -0.13) 10000 -111.894 option Al i

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