Calculus and Above

Related Calculus and Above Questions
In a random sample of 17 people, the mean commute time to
In a random sample of 17 people, the mean commute time to work was 34.5 minutes and the standard deviation was 7.1 minutes. Assume the population is normally distributed and use a​ t-distribution to c… read more
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A New York charity recently did a fund raising campaign to
A New York charity recently did a fund raising campaign to support libraries. The following table gives the number of people who gave money at each fundraising level based on what region of the state … read more
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Salmon Weights: Assume that the weights of spawning Chinook
Salmon Weights: Assume that the weights of spawning Chinook salmon in the Columbia river are normally distributed. You randomly catch and weigh 18 such salmon. The mean weight from your sample is 22.2… read more
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Master's Degree
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In a random sample of 19 ​people, the mean commute time to
In a random sample of 19 ​people, the mean commute time to work was 30.1 minutes and the standard deviation was 7.1 minutes. Assume the population is normally distributed and use a​ t-distribution to … read more
akch2002
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In a random sample of seven ​people, the mean driving
In a random sample of seven ​people, the mean driving distance to work was 22.7 miles and the standard deviation was 7.7 miles. Assume the population is normally distributed and use the​ t-distributio… read more
R.R. Jha
Bachelor's Degree
Bachelor's Degree
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In a random sample of 19 ​people, the mean commute time to
In a random sample of 19 ​people, the mean commute time to work was 30.1 minutes and the standard deviation was 7.1 minutes. Assume the population is normally distributed and use a​ t-distribution to … read more
R.R. Jha
Bachelor's Degree
Bachelor's Degree
11,368 satisfied customers
In a random sample of six mobile​ devices, the mean repair
In a random sample of six mobile​ devices, the mean repair cost was ​\$70.00 and the standard deviation was ​\$11.00. Assume the population is normally distributed and use a​ t-distribution to find the … read more
R.R. Jha
Bachelor's Degree
Bachelor's Degree
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In a random sample of 8 ​people, the mean commute time to
In a random sample of 8 ​people, the mean commute time to work was 33.5 minutes and the standard deviation was 7.2 minutes. A 98​% confidence interval using the​ t-distribution was calculated to be le… read more
R.R. Jha
Bachelor's Degree
Bachelor's Degree
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In a random sample of 21 people the mean commute time to
In a random sample of 21 people the mean commute time to work was 30.5 minutes and the standard deviation was 7.1 minutes. Assume the population is normally distributed and use a t-distributed to cons… read more
GLENN GILONGOS
Master of Mathematics
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Question 1 Assume that the weight loss first month
Question 1 Assume that the weight loss for the first month of a diet program varies between 6 pounds and 12 pounds, and is spread evenly over the range of possibilities, so that there is a uniform dis… read more
Ryan
Bachelor's Degree
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random sample size of 25 from population has mean of 10 and
random sample size of 25 from population has mean of 10 and standard deviation 5. the standard deviation of the sampling distribution of the mean is? for testing the mean, the margin of error of a 90%… read more
Chirag
Master's Degree
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a random sample of four microwave ovens, the mean cost was
a random sample of four microwave ovens, the mean cost was &85.00 and the standard deviation was \$13.50. The 90% confidence interval for the population mean u is (_,_) (round to two decimal places as … read more
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Please help with these 17 questions!! 1. Find the margin of error for the given values of c,s,and n. c=0.90,s=2.9,n=100 2. Construct the confidence interval for the population mean u. c=0.98,x=8.4,s=0… read more
Chirag
Master's Degree
10,329 satisfied customers
Please help me with this test! I have no idea! :( 5.The test statistic in a two tailed test is z=-1.63. Find the P-value. 6. Assume that a hypothesis test of the given claim will be conducted. Identif… read more
Math-John
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Find the margin of error for the given values of c, s, and
Find the margin of error for the given values of c, s, and n. C=0.95, s=2.3, n=49 E=_________ (Round to three decimal places as needed) Construct the confidence interval for the population mean µ. C= … read more
Stevewh
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Bachelor's Degree
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16. In a survey of 630 males ages 18-64, 391 say they have
16. In a survey of 630 males ages 18-64, 391 say they have gone to the dentist in the past year. Construct 90% and 95% confidence intervals for the population proportion. Interpret the results and com… read more
Sandhya
Master's Degree
5,239 satisfied customers
1.Assume that the weight loss for the first month of a diet
1.Assume that the weight loss for the first month of a diet program varies between 6 pounds and 12 pounds, and is spread evenly over the range of possibilities, so that there is a uniform distribution… read more
SusanAthena
Master's Degree
Master's Degree
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Elbow to fingertip of men n 32, x with a line on top 14.50,
Elbow to fingertip of men n=32, x with a line on top =14.50, and s+= 0.70. Find the margin of error and the confidence interval for the population mean. assume normal distribution… read more
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