Calculus and Above

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To learn about the proportion of SFSU students that pay
To learn about the proportion of SFSU students that pay out-of-state tuition, we took a sample of 250 students and learnt that 80 of them pay the out-of-state tuition. Construct a 95% confidence inter… read more
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How much do I have to pay I need help with my math hw ASAP
Hello how much do I have to pay I need help with my math hw ASAP and I need if 3 hours it is for probsvity and stats is confidence interval and hypothesis testing … read more
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Statistics question: A 95% confidence interval for the mean
Statistics question: A 95% confidence interval for the mean of a population is (45.3, 46.2). Which of the following is NOT A TRUE statement: A. It is assumed that the confidence interval was obtained … read more
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The following data show the costs charged by a tax
The following data show the costs charged by a tax preparation service for a random sample of 15 tax returns. Complete parts a through c. ​\$130 ​\$105 ​\$135 ​\$200 ​\$95 ​\$115 ​\$90 ​\$200 ​\$135 ​\$80 ​\$155… read more
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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
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12) To build a 95% interval estimate proportion of
12) To build a 95% interval estimate for the proportion of Indiana adult population who are obese, a random sample of 420 Hoosier adults yielded a sample proportion of . The standard error of sample p… read more
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1. Item C in the description of the data collection instrument
1. Item C in the description of the data collection instrument lists variables 7, 8, and 9, which represent the respondent's general attitude toward each of the three shopping areas. Each of these var… read more
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1. H0 is p = 0.45 and H1 is p ≠ 0.45. What type of test will
1. H0 is p = 0.45 and H1 is p ≠ 0.45. What type of test will be performed? A. One-tail testing of a mean B. Two-tail testing of a proportion C. One-tail testing of a proportion D. Two-tail testing of … read more
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1.The lifetime of a particular component is normally distributed
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Chirag
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Hi, I need help with a test I have for a take home exam, and
Hi, I need help with a test I have for a take home exam, and I do not really understand this section I am on for the test. If you can help me get the answer, and show me the steps on how you got the a… read more
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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
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Problem Set 5 1) Complete exercise 7.11, 7.15, 7.27 (parts
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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
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Find the margin of error for the given values of c, s, and
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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
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Pls answer in 30 min for online quiz, good tip will be paid.
Pls answer in 30 min for online quiz, good tip will be paid. No need for workings just answers. Thanks . (Points: 1) Which of the following statements are correct? 1. A confidence level expresses the … read more
Expert
Question 1 Assume youve administered a worker satisfaction
Question 1 Assume you've administered a worker satisfaction test to a random sample of 25 workers at your company. The test is purported to have a population standard deviation or σ of 4.50. The test … read more
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1.Assume that the weight loss for the first month of a diet
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Master's Degree
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