Find the Sample Size Required to Estimate a Population Mean With a Given Confidence LevelQuestionSuppose the finishing times for cyclists in a race are normally distributed. If the population standard deviation is 16 minutes,what minimum sample size is needed to be 90% confident that the sample mean is within 5 minutes of the true populationmean?Zo.10Zo.05Zo.025Z0.01Zo.0051.2821.6451.960 |2.3262.576Use the table above for the z-score, and be sure to round up to the nearest integer.

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Asked Oct 2, 2019
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Find the Sample Size Required to Estimate a Population Mean With a Given Confidence Level
Question
Suppose the finishing times for cyclists in a race are normally distributed. If the population standard deviation is 16 minutes,
what minimum sample size is needed to be 90% confident that the sample mean is within 5 minutes of the true population
mean?
Zo.10
Zo.05
Zo.025
Z0.01
Zo.005
1.2821.645
1.960 |2.326
2.576
Use the table above for the z-score, and be sure to round up to the nearest integer.
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Find the Sample Size Required to Estimate a Population Mean With a Given Confidence Level Question Suppose the finishing times for cyclists in a race are normally distributed. If the population standard deviation is 16 minutes, what minimum sample size is needed to be 90% confident that the sample mean is within 5 minutes of the true population mean? Zo.10 Zo.05 Zo.025 Z0.01 Zo.005 1.2821.645 1.960 |2.326 2.576 Use the table above for the z-score, and be sure to round up to the nearest integer.

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minimum Bample dn this Qustion, it i required to Pind the šze usin the given information Given:- Population Standand dwialion Hangin of Error vel of gnificona= t6 5 O-lo

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