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An Insurance Company Selected Samples of Clients Under 18 Years

Question 4

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An insurance company selected samples of clients under 18 years of age and over 18 and recorded the number of accidents they had in the previous year.The results are shown below. An insurance company selected samples of clients under 18 years of age and over 18 and recorded the number of accidents they had in the previous year.The results are shown below. ​ We are interested in determining if the accident proportions differ between the two age groups.Let p<sub>u</sub> represent the proportion under and p<sub>o</sub> the proportion over the age of 18.The null hypothesis is A) p<sub>u</sub> - p<sub>o</sub> ≤ 0. B) p<sub>u</sub> - p<sub>o</sub> ≥ 0. C) p<sub>u</sub> - p<sub>o</sub> ≠ 0. D) p<sub>u</sub> - p<sub>o</sub> = 0. ​ We are interested in determining if the accident proportions differ between the two age groups.Let pu represent the proportion under and po the proportion over the age of 18.The null hypothesis is


A) pu - po ≤ 0.
B) pu - po ≥ 0.
C) pu - po ≠ 0.
D) pu - po = 0.

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