Determine the point estimate of the population​ proportion, the margin of error for the following confidence​ interval, and the number of individuals in the sample with the specified​ characteristic, x, for the sample size provided.   Lower boundequals 0.162 ​, upper boundequals 0.408 ​, nequals 1000 The point estimate of the population proportion is nothing . ​(Round to the nearest thousandth as​ needed.)

Q: Assume that you want to construct a 95% confidence interval estimate of a population mean. Find an…

A: The margin of error is 8.3 and the standard deviation is 62.1.

Q: Assume that you want to construct a 95% confidence interval estimate of a population mean. Find an…

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Q: Use the given confidence interval to find the margin of error and the sample mean.   ​(15.3​,23.5​)…

A: Given information- We have given the confidence interval is- C.I = (15.3, 23.5) Lower limit = 15.3…

Q: Calculate the​ 95% confidence intervals for the proportion of children​ surviving, and the…

A: Given information: Count = 711 Adult/Child Frequency Relative Frequency Adult 654 0.91983122…

Q: Out of 300 people sampled, 276 had kids. Based on this, construct a 95% confidence interval for the…

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Q: standard deviation is $17.40.

A: We have given that  Sample size n =55 Sample mean =136 Standard deviation =17.40

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Q: Out of 300 people sampled, 45 had kids. Based on this, construct a 90% confidence interval for the…

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Q: Here are summary statistics for randomly selected weights of newborn girls: n=245, x=31.1 hg, s=7.9…

A: Given that  Sample size n =245 Sample mean=31.1 Sample standard deviation =7.9

Q: The audobon society recently estimated top speeds of peregrine falcons and found a 95% confidence…

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Q: Construct a confidence interval for the mean of the paired differences for the two populations with…

A: Given, sample size (n) = 37 sample mean ( d̄ ) = 4.132  Standard deviation ( Sd )  = 0.749…

Q: You are interested in finding a 98% confidence interval for the average commute that non-residential…

A: b. Using EXCEL function, “=AVERAGE(A1:A10)”, and “=STDEV.S(A1:A10)”, the values of sample mean and…

Q: ssume that population proportion is to be estimated from the sample described. Use the sample…

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

A: It is given that, out of 300 adult residents sampled, 102 had kids. Thus,  the proportion of the…

Q: Assume that population proportion is to be estimated from the sample described. Use the sample…

A: sample size(n)=580 sample proportion(p^)=0.7 confidence level=95%

Q: Assume that a sample is used to estimate a population p. Find the margin of error M.E. that…

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Q: Assume that population mean is to be estimated from the sample described. Use the sample results to…

A: Given95% confidence interval N=361 x = 59.1 seconds. z= 4.9 SecondsFind the margin of error?

Q: A confidence interval for a population mean has a margin of error of 2.2.   a. Determine the length…

A: a) Given margin of error=2.2 Length=2*margin of error=4.4 The length of the confidence interval is…

Q: If n = 570 and X = 456, construct a 90% confidence interval for the population proportion, p.Give…

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Q: For the provided sample​ mean, sample​ size, and population standard​ deviation, complete parts​ (a)…

A: From the given information, sample mean, x̅=36 Population standard deviation, σ=2 Sample size n =64…

Q: A confidence interval for a population mean has a margin of error of 2.2. a. Determine the length of…

A: Given information Margin of error E = 2.2 Sample mean x-bar = 53.5

Q: The degrees of freedom for the comparison of two sample means in a testing hypothesis with 13, n2 =…

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Q: Use the given confidence interval to find the margin of error and the sample mean. ​(5.63​,9.85​)…

A: Given that : Confidence interval = ​(5.63​,9.85​)

Q: Out of 100 people sampled, 59 had kids. Based on this, construct a 90% confidence interval for the…

A: We have given that,  Favorable cases (X) = 59 and sample size (n) = 100 Then,  We will find the 90%…

Q: Out of 300 people sampled, 42 had kids. Based on this, construct a 95% confidence interval for the…

A: Given: n = 300  X = 42  Confidence level = 95% Formula Used: Confidence Interval = p ± Z*p(1-p)n

Q: A clinical trial was conducted to test the effectiveness of a drug used for treating insomnia in…

A: Given:

Q: In a random sample of seven people, the mean driving distance to work was 24.1 miles and the…

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Q: Here are summary statistics for randomly selected weights of newborn girls: n=171, x-29.1 hg, s-7.7…

A: We have given, Let X be the weights of newborn girls. n=171,  x¯=29.1 hg, s=7.7 hg, Confidence level…

Q: 4. Use the table for t-distribution to determine the value of t to construct a confidence interva…

A: t-distribution table:

Q: Which of the following is the best estimate of the range of a population value given the sample…

A: Confidence interval is known as the probability that a population parameter will lie between a set…

Q: Construct a 99% confidence interval to estimate the population mean using the accompanying data.…

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Q: Here are summary statistics for randomly selected weights of newborn girls: n = 237, x= 29.8 hg, s=…

A: Here, x-bar=29.8, s=6.2, n=237.

Q: Use the given confidence interval to find the margin of error and the sample mean. (4.39,8.27) The…

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Q: Out of 200 people sampled, 36 had kids. Based on this, construct a 99% confidence interval for the…

A: Givenx=36n=200p^=xn=36200=0.18Confidence Interval(c)=99%α=1-0.99=0.01α2=0.005Critical…

Q: Out of 600 people sampled, 456 had kids. Based on this, construct a 95% confidence interval for the…

A: According to the given information, we have Total number of people sampled = 600 Out of 600 people…

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A: For the given data, summary statistics can be obtained using Excel Enter the data values in the…

Q: A confidence interval was constructed to approximate a population proportion. The interval was from…

A: Given Data Lower limit,LL = 12.5 upper limit,UL = 18.5

Q: Out of 200 people sampled, 122 had kids. Based on this, construct a 90% confidence interval for the…

A: Given that, n = 200 x = 122

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

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Q: accompanying data set and construct a 95% confidence interval estimate of the mean pulse rate of…

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Q: ou are interested in constructing a 95% confidence interval for the proportion of all caterpillars…

A: Solution: Given information: n= 409 Sample size of caterpillars  x= 58  caterpillars become…

Q: Use the confidence interval to find the margin of error and the sample mean. (1.54,1.88) The margin…

A: Assume, μ  be the population mean. x be the random variable. x be the sample mean. M be the margin…

Q: The following confidence interval is obtained for a population proportion, p: (0.402, 0.545). Use…

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Q: Assume that you want to construct a​ 95% confidence interval estimate of a population mean. Find an…

A: From the given information, the standard deviation is 65.6, the confidence level is 95% and the…