Calculus and Above

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What percent of eligible Americans right? In 2008, a random
What percent of eligible Americans right? In 2008, a random sample of 500 American adults was taken and we found that 68% of them. How many of the 500 adults in the sample voted? Now construct a 95% c… read more
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In a random sample of 60 dog owners enrolled in obedience​
In a random sample of 60 dog owners enrolled in obedience​ training, it was determined that the mean amount of money spent per owner was​ $109.33 per class. Assuming the population standard deviation … read more Kofi Ph.D. 708 satisfied customers I have 3 multiple choice statistics questions but the I have 3 multiple choice statistics questions but the professor wants us to show our work for each? See below for the questions 1 - Which of the following statements is true regarding a 95% confidence… read more Sandhya_sharma Master's Degree Master's Degree 11,022 satisfied customers The population mean height of the five players is.. Find the The population mean height of the five players is .b. Find the sample means for samples of size 2. A, B: \bar{x} = . A, C: \bar{x} = . A, D: \bar{x} = . A, E: \bar{x} = . B, C: \bar{x} = . B, D: \bar{… read more Sandhya_sharma Master's Degree Master's Degree 11,022 satisfied customers THE VIDEO GAME SATISFACTION RATING CASE ~ VideoGame The THE VIDEO GAME SATISFACTION RATING CASE ~ VideoGame The mean of the sample of 65 customer satisfaction ratings in Table 1.7 is x = 42.95. If we let fL denote the mean of all possible customer satisfac… read more R.R. Jha Bachelor's Degree 6,465 satisfied customers A survey of 4,581 U.S. households that owned a mobile phone A survey of 4,581 U.S. households that owned a mobile phone found that 58 percent are satisfied with the coverage of their cellular phone provider. (a) Assuming that this was a random sample, construc… read more Ryan Bachelor's Degree 4,665 satisfied customers Twenty-five blood samples were selected by taking every seventh Twenty-five blood samples were selected by taking every seventh blood sample from racks holding 187 blood samples from the morning draw at a medical center. The white blood count (WBC) was measured us… read more Ryan Bachelor's Degree 4,665 satisfied customers For the problems that require a written response, please use For the problems that require a written response, please use proper English and complete sentences. Your definitions and explanations should be explicit and meaningful from a statistical viewpoint. Wh… read more Ray Atkinson Bachelor's Degree 1,687 satisfied customers 1.The lifetime of a particular component is normally distributed 1. The lifetime of a particular component is normally distributed with a mean of 1,000 hours anda standard deviation of 100 hours. Make the following calculations: a.) If a random sample of 9 componen… read more Chirag Master's Degree 10,329 satisfied customers Please help with these 17 questions!! 1. Find the margin of 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 1. 36 randomly picked people were asked if they rented or owned 1. 36 randomly picked people were asked if they rented or owned their own home, 10 said they rented. What is the point estimate of the true proportion of home owners? (Points : 6) 0.722 0.217 0.278 0.… read more Martin Master's Degree 538 satisfied customers 1) Question 1 (Q3)- a random sample of n=100 observations is 1) Question 1 (Q3)- a random sample of n=100 observations is selected from a population with µ=30 and o=23. Approximate the probabilities shown below. a. P(x̄ ≥28 b. P(22.1≤ x̄ ≤ 26.8) c. P(x̄≤ 28.2) … read more Trigeoscal College Math Professor Master's Degree 960 satisfied customers Calculate the standard error. (Round your answers to 4 decimal Calculate the standard error. (Round your answers to 4 decimal places.) Standard Error (b) n = 50, π = .20 (c) n = 100, π = .10 (d) n = 500, π = .005 Find a confidence interval for μ assuming that eac… read more dhouse1940 Master's Degree Master's Degree 33 satisfied customers Question 1 For a cluster sample, the estimates of the halves Question 1 For a cluster sample, the estimates of the halves came in at 58.75 and 58.35. Find the Standard Error. Answer a. 0.30 b. 110.6 c. 0.15 d. 0.20 e. 110.9 Question 3 A utility company serves 5… read more Chirag Master's Degree 10,329 satisfied customers Sample of 45 home theatre systems has a mean price of$129.00
3. You are given the sample mean and the sample standard deviation. Use this information to construct the 90% and 95% confidence intervals for the population mean. Which interval is wider? If the conv… read more
Ryan
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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
Teacher
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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_sharma
Master's Degree
Master's Degree
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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
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Master's Degree
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