Out of 100 people sampled, 22 had kids. Based on this, construct a 90% confidence interval for the true population proportion of people with kids. Give your answers as decimals, to three place

Q: A poll of 739 people found that 56% of Americans prefer organic dark chocolate to organic milk…

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Q: Out of 500 people sampled, 380 had kids. Based on this, construct a 90% confidence interval for the…

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Q: Out of 100 people sampled, 47 had kids. Based on this, construct a 99% confidence interval for the…

A: X = 47 N = 100 99% confidence level

Q: Out of 200 people sampled, 188 had kids. Based on this, construct a 95% confidence interval for the…

A: Given information- Confidence level, c = 95% Sample proportion is,

Q: Out of 100 people sampled, 56 had kids. Based on this, construct a 99% confidence interval for the…

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Q: Out of 600 people sampled, 516 have shopped online. Based on this, construct a 95% confidence…

A: Obtain the 95% confidence interval for the true population proportion of people who have shopped…

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

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Q: In a sample of 190 adults, 120 had children. Construct a 99% confidence interval for the true…

A: The confidence interval is used to measure the interval range within which the true value of the…

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

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Q: Out of 400 people sampled, 216 had kids. Based on this, construct a 90% confidence interval for the…

A: From the Standard Normal Table, the value of z* for 90% confidence is 1.645. The sample proportion…

Q: Out of 400 people sampled, 332 had kids. Based on this, construct a 99% confidence interval for the…

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Q: In a sample of 490 adults, 269.5 had children. Construct a 90% confidence interval for the true…

A: Given: n=490 Let x be the children = 269.5 p=xn=269.5490=0.55 The critical value at 0.1 level of…

Q: Out of 200 people sampled, 82 had kids. Based on this, construct a 90% confidence interval for the…

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Q: Out of 100 people sampled, 6 had kids. Based on this, construct a 95% confidence interval for the…

A: The random variable people with kids follow binomial distribution. The sample size is 100. The…

Q: Out of 600 people sampled, 312 had kids. Based on this, construct a 95% confidence interval for the…

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Q: Out of 300 people sampled, 273 had kids. Based on this, construct a 99% confidence interval for the…

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Q: Out of 500 people sampled, 375 had kids. Based on this, construct a 99% confidence interval for the…

A: Number of people (n) = 500 Number of people had kids (n) = 375 Find z-critical value:…

Q: In a sample of 120 adults, 106 had children. Construct a 99% confidence interval for the true…

A: We have given that,  Favorable cases (X) = 106 and sample size     (n) = 120 Then,  We will find the…

Q: Out of a sample of 500 adults aged 18 to 30, 150 still lived with their parents. Based on this,…

A: We have given that,  Sample size (N) = 500 Number of favorable cases (X) = 150 Then,  We will find…

Q: In a random sample of 500 Americans, 25% indicated that they have a cat for a pet. Estimate with 97%…

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Q: In a sample of 360 adults, 245 had children. Construct a 99% confidence interval for the true…

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Q: A survey​ asked, "How many tattoos do you currently have on your​ body?" Of the 1238 males​…

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Q: Out of 500 people sampled, 280 had kids. Based on this, construct a 95% confidence interval for the…

A: Given Information:n=500x=280c=95%=0.95

Q: Out of 400 people sampled, 236 had kids. Based on this, construct a 90% confidence interval for the…

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Q: Out of 200 people sampled, 166 had kids. Based on this, construct a 90% confidence interval for the…

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Q: Out of 200 people sampled, 140 had kids. Based on this, construct a 90% confidence interval for the…

A: Given data,n=200x=140p=xn=140200=0.70z-value at 90% confidence is Zc=1.645

Q: Out of 100 people sampled, 30 had kids. Based on this, construct a 90% confidence interval for the…

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Q: Out of 300 people sampled, 99 had kids. Based on this, construct a 99% confidence interval for the…

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Q: Out of 100 people sampled, 48 had kids. Based on this, construct a 95% confidence interval for the…

A: Find z-critical value:…

Q: A survey​ asked, "How many tattoos do you currently have on your​ body?" Of the 1202 males​…

A:

Q: If appropriate, construct a 99% confidence interval for the mean calorie count for all 12-ounce…

A: GivenThe sample size of 12 ounce milk shakes n=11The data of calorie count of 12 ounce milkshake is…

Q: Out of 400 people sampled, 304 had kids. Based on this, construct a 95% confidence interval for the…

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Q: 300 people sampled, 120 had kids. Based on this, construct a 90% confidence interval for the true…

A: The value of z at a 90% confidence level is 1.645, which can be obtained by using the standard…

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: A survey​ asked, "How many tattoos do you currently have on your​ body?" Of the 1227 males​…

A:

Q: Out of 600 people sampled, 228 had kids. Based on this, construct a 90% confidence interval for the…

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Q: Out of 100 people sampled, 47 had kids. Based on this, construct a 95% confidence interval for the…

A: Let p is defined as the population proportion of people with kids. A sample of 100 people considered…

Q: Out of 500 people sampled, 470 had kids. Based on this, construct a 95% confidence interval for the…

A: The sample size n= 500 The sample proportion is 470/500 = 0.94. The confidence level is 95%. The…

Q: Out of 500 people sampled, 170 had kids. Based on this, construct a 99% confidence interval for the…

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Q: Out of 200 people sampled, 186 had kids. Based on this, construct a 90% confidence interval for the…

A: Given  The sample size n is 200. The people had kids x is 186. Calculation: p^=xn  =186200  =0.93…

Q: Out of 500 people sampled, 280 had kids. Based on this, construct a 99% confidence interval for the…

A: Given information Total people sampled (n) = 500 No of people having kids(x) = 280 Confidence level…

Q: Out of 100 people sampled, 68 had kids. Based on this, construct a 95% confidence interval for the…

A: It is given that:

Q: Out of 200 people sampled, 50 had kids. Based on this, construct a 90% confidence interval for the…

A: Given that, Total number of people sampled = 200 Number of people had kids = 50 Confidence level =…

Q: Out of 400 people sampled, 224 had children under the age of 18. Based on this, construct a 90%…

A:

Q: A survey​ asked, "How many tattoos do you currently have on your​ body?" Of the 1205 males​…

A: Given that…

Q: trator at Milpitas High School would like to estimate, with 95% confidence, the percentage of…

A: Given: Confidence level = 95% Confidence interval  = 15% ± 3% Total number of students = 2400

Q: Out of 500 people sampled, 280 had kids. Based on this, construct a 90% confidence interval for the…

A: Given that n=500

Q: Out of 500 people sampled, 365 had kids. Based on this, construct a 95% confidence interval for the…

A: It is given that Sample size n = 500 Number of persons had kids, X = 365 The critical value of Z at…

Q: Out of 200 people sampled, 78 had dogs. Based on this, construct a 95% confidence interval for the…

A: The random variable people with dogs follow normal distribution. The sample size is 200. The number…

Q: Out of 600 people sampled, 120 had kids. Based on this, construct a 99% confidence interval for the…

A: Given  p^=sample proportion of kids in the sample of people=120600n=sample size=600Confidence…