You want to obtain a sample to estimate a population proportion. Based on previous evidence, you believe the population proportion is approximately 65%. You would like to be 98% confidebt that your estimate is within 1% of the true population proportion. How large of a sample size is required? Hint: Video [+] n = 123

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. At this point in time, you have no…

A:

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: Given Information: Population proportion p = 67% = 0.67 Confidence level = 90% = 0.90 Margin of…

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

Q: You want to obtain a sample to estimate the proportion of a population that possess a particular…

A: Given that   Proportion having genetic marker (p) = 18% = 0.18 Confidence level (C) = 90%  The…

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

A: Solution: From the given information, confidence level is 0.80 and E=0.035.

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: It is given that margin of error (E) is 0.03 and the confidence level is 0.80.

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: From the given information, the population proportion is 0.2, the confidence level is 90% and the…

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

A: at confidence level 90%, significance level(α) α=1-90%α=1-0.90α=0.10 by using z-distribution table,…

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: It has been provided that Population proportion (p) = 0.4 Margin of error (E) = 5% = 0.05 Confidence…

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: Obtain the sample size of a preliminary estimate for p with 0.11. The formula of sample size is,…

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: 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…

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 : Margin of error: ME = 0.001 sample proportion: p̂ = 0.18…

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: Solution: From the given information, confidence level is 0.97, p=0.62 and E=0.04.

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. At this point in time, you have no…

A: From the given information, Margin error (E) = 0.025 Assume sample proportion = 0.5   The objective…

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

A: The given information is as follows:Given that the population proportion is approximately 27%.That…

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 99% confidence level is,

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. At this point in time, you have no…

A: The population proportion is not given consider it as 0.5, margin of error is 0.035, and the…

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: 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. 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: ME< 0.03 ,p= 0.88 At 98.0 % confidence level , z score= 2.326 Need to find at 98.0 %…

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

A: Given P=0.33 Margin of error=0.01

Q: Scanned with CamScanner 10. You wish to estimate, with 95% confidence, the proportion of senior high…

A: Since there is no prior information about the population proportion, it is considered as p=0.5. It…

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

A: Solution: From the given information, confidence level is 0.99 and E=0.03.

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. 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: Hello. Since your question has multiple, we will solve first question for you. If you want remaining…

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. At this point in time, you have no…

A: Solution: Given: Confidence level: C =  0.95 Margin of error: E  = 5% = 0.05 There is no preliminary…

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…

2-Proportion Test

In a 2-proportion test, two separate proportions are measured at the same time, and their similarity is evaluated. It is also known as a 2-proportion z-test, and a comparison of two different proportions is done in this method.