You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 34%. You would like to be 98% confident that your 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. Based on previous evidence, you…

A: Given,population proportion(p)=0.1margin of error (E)=0.025α=1-0.95=0.05α2=0.025Z0.025=1.96

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: The confidence level is 95% Therefore, α = 0.05 and α/2=0.025. The margin of error is 0.045 Since…

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

A: The margin of error (E) is 0.03 and the confidence level is 95%.

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

A: Given that  Population proportion p=0.6 Margin of error =E =0.03 90% confidence.

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

A: Given dataError = 2.5% = 0.025Confidence level = 0.98

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

A: Given information: Population proportion p=0.9 Confidence level = 97% Margin of error = 4%

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…

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

A: As given, The population proportion ( p ) = 0.78 The confidence level is 1 - α = 0.99 The margin of…

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 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: Population Proportion (p ) = 12% = 0.12 Margin of error (E) = 3% = 0.03Significance level (α) = 1 -…

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

A: Given that, Critical value: Using the z-table, the critical value at 96% confidence level for two…

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

A: Solution: Note: Hello! As you have posted 2 different questions, we are answering the first question…

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: 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…

A: Obtain the sample size of a preliminary estimate for p is 0.77. The formula of sample size is, Use…

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. Based on previous evidence, you…

A: It is given that, the population proportion is p = 0.63. The margin of error is ME = 0.03. The level…

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 population proportion . Based on previous evidence, you…

A: Given data : Population proportion  = 0.81 Margin of error  = 0.05 Confidence level = 98%

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,

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. Based on previous evidence, you…

A: Given: Refer Standard normal table/Z-table OR use excel function "=NORM.S.INV(1-0.02)" to find…

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

A: Given Information: Population proportion p = 31% = 0.31 Confidence level = 98% = 0.98 Margin of…

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

A: Given Information Error = 2% = 0.02 Confidence level = 0.90

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. 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 data Error = 0.5% = 0.005 Confidence level = 0.90

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 that, Critical value: Using the z-table, the critical value at 95% confidence level 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: 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: From the provided information, Population proportion (p) = 0.86 Confidence level = 99% Margin of…

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: The confidence level is 99%. Therefore, α = 0.01 and α/2=0.005. The margin of error is 0.015 The…

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

A:

Q: You would like to be 99.9 confident that your estimate is within 2% of the true population…

A:

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

A: p=0.22, q=0.7, α=1-0.95=0.05, Margin of errorE=Zα/2.pqn=0.04

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

A: Obtain the sample size of a no preliminary estimate for p. The formula of sample size is, Use EXCEL…

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

A: The population proportion is p*=30%, the confidence level is 99.9%, and margin of error is 2%.

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

A: From the given information, Margin error (E) = 0.015 Population proportion = 0.39   The objective is…