We wish to estimate what percent of adult residents in a certain county are parents. Out of 300 adult residents sampled, 246 had kids. Based on this, construct a 95% confidence interval for the proportion pp of adult residents who are parents in this county.   a. Express your answer in tri-inequality form. Give your answers as decimals, to three places.  < p <  b. Express the same answer using the point estimate and margin of error. Give your answers as decimals, to three places.

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: Option A is correct

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A:

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A: Given data,n=1000p=12%=0.12z-value at 95% confidence is Zc=1.96

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: a) Suppose p is the true proportion of respondents who felt vulnerable to identify theft.

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A:

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Q: We wish to estimate what percent of adult residents in a certain county are parents. Out of 300…

A: Critical Value: In test of hypotheses, Critical Values are the cut-off values that provide with the…

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Q: 1. How is the expected length of a confidence interval related to the margin of error?

A: here use basic of confidence interval

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A: Margin of error for proportion is given by, MOE= z*√pq/n Where P Is proportion and Q= 1-P n is…

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

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Q: Use the sample data and confidence level given below to complete parts  (b)   A research institute…

A: Margin of error can be calculated as shown below.

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A:

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: Solution: a. From the given information, n=2419 and X=1183.

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Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A:

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: Given,   The sample proportion is,

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Q: Use the sample data and confidence level given below to complete parts​ (a) through​ (d).   A…

A:

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

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A: The answer is attached below,

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Q: We wish to estimate what percent of adult residents in a certain county are parents. Out of 100…

A: Solution a)  0.156&lt;p&lt;0.324 b)  p=0.240±0.084

Q: We wish to estimate what percent of adult residents in a certain county are parents. Out of 600…

A: Number of adult residents (n) = 600 Number of adults that has kids (x) = 102 Find z-critical value:…

Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

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Q: Use the sample data and confidence level given below to complete parts (a) through (d). A research…

A: a) The best point estimate of the population proportion is obtained below: From the given…

Q: We wish to estimate what percent of adult residents in a certain county are parents. Out of 600…

A: A sample of 600 adult residents sampled, 426 had kids. That is, x=426,n=600. The sample proportion…

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A: as per our company guidelines we are supposed to answer only first question. Kindly repost other…