Please do not give solution in image format thanku Suppose 52% of voters favor candidate A over candidate B.   a. Determine the standard deviation and 95% confidence interval for a polling sample of 1000 individuals.   b. Find the probability that the poll will predict a majority in favor of candidate B.   c. Explain why the size of the actual voting population does not need to be given in this problem.

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A: n= 35 Sample size  σ=$226312.40 Population standard deviation

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A: Dear student, If you find this solution helpful please upvote ? it.

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A: Given Mean=50 Standard deviations=9.9 n=81

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A: Solution: From the given information, confidence level is 0.96 and E=0.02.

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A: The complete explanation is in step 2

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A: It is needed to discuss about the difference between estimation and hypothesis testing.

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A: Solution :  A 90%, a 95% and a 99 % confidence interval are found for a population mean.

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A:

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