A First Course in Probability (10th Edition)
A First Course in Probability (10th Edition)
10th Edition
ISBN: 9780134753119
Author: Sheldon Ross
Publisher: PEARSON
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You may need to use the appropriate appendix table or technology to answer this question.
The proportion of individuals insured by the All-Driver Automobile Insurance Company who received at least one traffic ticket during a five-year period is 0.15.
(a) Show the sampling distribution of p if a random sample of 180 insured individuals is used to estimate the proportion having received at least one ticket.
-1.85
-0.85
0.15
1.15
2.15
-0.06
-0.03
0.03
0.06
-0.03
0.03
0.06
0.09
0.09
0.12
0.15
0.18
0.21
(b) What is the probability that the sample proportion willI be within +0.03 of the population proportion? (Round your answer to four decimal places.)
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Transcribed Image Text:You may need to use the appropriate appendix table or technology to answer this question. The proportion of individuals insured by the All-Driver Automobile Insurance Company who received at least one traffic ticket during a five-year period is 0.15. (a) Show the sampling distribution of p if a random sample of 180 insured individuals is used to estimate the proportion having received at least one ticket. -1.85 -0.85 0.15 1.15 2.15 -0.06 -0.03 0.03 0.06 -0.03 0.03 0.06 0.09 0.09 0.12 0.15 0.18 0.21 (b) What is the probability that the sample proportion willI be within +0.03 of the population proportion? (Round your answer to four decimal places.)
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