You want to obtain a sample to estimate a population proportion. At this point in time, you have no reasonable preliminary estimation for the population proportion. You would like to be 99% confident that you estimate is within 2.5% of the true population proportion. How large of a sample size is required? n =

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

A: Given that,   Critical value: Using the z-table, the critical value at 98% confidence level is ,

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

A: Provided data is, it is believed the population proportion is p = 31%, estimate is within 2% of the…

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. At this point in time, you have no…

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. At this point in time, you have no…

A: From the given information, the confidence level is 90% and the 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 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…

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. At this point in time, you have no…

A:

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

A: Find z-critical value:…

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. At this point in time, you have no…

A:

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

A: you believe the population proportion is approximately p = 0.72. You would like to be 97% confident…

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

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. At this point in time, you have no…

A: Here we need to obtain the required sample size with 95% confidence inorder to estimate the…

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 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. At this point in time, you have no…

A:

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:

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,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…

A: At a 98% confidence level, the z value is 2.33 which can be obtained by using the standard normal…

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

A: From the provided information, Confidence level = 97% Margin of error (E) = 3% that is 0.03…

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

A: n = Zα/2E2p(1-p)-------------Formula

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

A: Find z-critical value:…

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

A: Given, Confidence level, 1 - α= 98% => α = 0.02 Margin of error, E = 5%

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: Here we want to find sample size from the given information.

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 information The population proportion is 73% Margin of error is 1%=0.01 Confidence level is…

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.