We wish to estimate what percent of adult residents in a certain county are parents. Out of 300 adult residents sampled, 36 had kids. Based on this , construct a 99% confidence interval for the proportion p of adult residents who are parents in this county. Express your answer in tri-inequality form. Give your answers as decimals to three places.

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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: 9s

A: Margin of error =E =5%=0.05 90% confidence level

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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…

A: It is given that sample size (n) is 986 and x is 522.

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.

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

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Q: Kindly tell what is confidence interval in stats thanks.

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A: What is confidence interval and explain it to non statistics person.

Q: 1. A survey of 425 randomly selected students at one university found that 300 students think that…

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A: The answer is attached below,

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

A: Solution

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A: As confidence level increases critical value is going to increase .  Here they given sample…

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A: We have to convert the estimate and confidence interval into the percentage.

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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<p<0.324 b)  p=0.240±0.084

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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:…

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A: Given: CI=95% p^=11241875=0.599 n=1875

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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…