You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately p = 0.73. You would like to be 98% confident that your esimate is within 2% of the true population proportion. How large of a sample size is required?

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Given information- Margin of error, E = 1.5% = 0.015 Confidence level, c = 99% Sample proportion, p…

Q: You want to obtain a sample to estimate a popu time, you have no reasonable preliminary estimation…

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Q: p∗=43%p∗=43%. You would like to be 95% confident that your esimate is within 2.5% of the true…

A: Given, p=430%=0.43 Confidence interval= 95%=0.95 Margin of error (E)= 2.5% =0.025

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Obtain the sample size. The formula of sample size is, Obtain the critical value of z at the 90%…

Q: How large of a sample size is required? n =

A: Given Data : Margin of error: ME = 0.01 sample proportion: p̂ = 0.16…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Proportion is almost similar to the concept of probability. Proportion is a fraction of population…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: From the given information, confidence level is 0.99 and E=1%=0.01. The population proportion is…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Given data, p=35%=0.35 E=3.5%=0.035 z-value at 99% confidence is Zc=2.576 n=?

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Obtain the sample size of a preliminary estimate for p with 0.60. The formula of sample size is,…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Given: Refer Standard normal table/Z-table OR use excel function "=NORM.S.INV(1-0.005)" to find…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Solution:- from given information population proportion p = 0.79 Margin of Error M.E. = 0.04

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Solution: We are given the previous estimate of the population proportion =0.43Confidence level =…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A:

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A:

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A:

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Given Confidence interval 95% Population proportion=67% Error=1.5%

Q: ou want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Given that based on previous evidence, we believe the population proportion is approximately equal…

Q: You want to obtain a sample to estimate a population proportion. At this point in time, you have no…

A: When we don't have any prior information about the population proportion, we generally take it as…

Q: You want to obtain a sample to estimate a population proportion.  Based on previous evidence, you…

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Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Obtain the sample size of a preliminary estimate for p is 0.90.   The formula of sample size is,…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Find z-critical value: Refer Standard normal table/Z-table OR use excel function…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Given P=24%= 0.24 than q= 1-p =0.76 Confidence =99.9 % Estimate = 5%= 0.05  We have to calculate n

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Step-by-step procedure to obtain the value of z using MINITAB:Choose Graph > Probability…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Answer:-  Given, P=0.76 q=1-p=1-0.76=0.24 Confidence level=99% Critical Z value =2.5758 Margin of…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Givenpopulation proportion(p)=0.74Margin of error(E)=0.05confidnence interval…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Solution: From the given information, confidence level is 0.90, p=0.59 and E=0.03.

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Q: You want to obtain a sample to esimate a population proportion. At this point in time you have no…

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Q: You want to obtain a sample to estimate a population proportion. At this point in time, you have no…

A: sample size n=?

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: The population proportion is 76%; p=0.76 Margin of error is 2.5%; Margin of error=0.025…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: It is given that the population proportion  is 0.32. It is known that the critical value for 95%…

Q: You want to obtain a sample to estimate a populat proportion. Based on previous evidence, you belie…

A: We have given that,  Population proportion (p) = 68% = 0.68, margin of error (E) = 0.05 and…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Obtain the sample size of a preliminary estimate for p with 0.70. The formula of sample size is,…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: The formula for the sample size is as follows:

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: We have given that  p=11%=0.11 Margin of error=E=2.5%=0.025 90% confidence level

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

A: Given,margin of error(E)=0.025sample proportion(p^)=0.34α=1-0.98=0.02α2=0.01Z0.01=2.3263  (from…

Q: You want to obtain a sample to estimate a population proportion. Based on previous evidence, you…

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Estimation

A new framework of data analysis where the new statistical methods are used for interpreting the results and analyzing the data is known as estimation in statistics.