Question: For a population data set, o = 11.70. a. What should the sample size be for a 98% confidence interval for / to have a

For a population data set, o = 11.70. a. What should the sample size be for a 98% confidence interval for / to have a margin of error of estimate equal to 5.70? n= i b. What should the sample size be for a 95% confidence interval for / to have a margin of error of estimate equal to 4.18? n=

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

For a population data set, o = 11.70. a. What should the sample size be for a 98% confidence interval for / to have a margin of error of estimate equal to 5.70? n= b. What should the sample size be...

Current Attempt in Progress The standard deviation for a population is o = 14.8. A sample of 21 observations selected from this population gave a mean equal to 141.55. The population is known to have...

Foreign Cars - Sales Price Mean 44.8 St.Dev 26.0304 Sample Size 200 98% Confidence Interval 2.33 Margin of Error 4.2886563208 Upper Bond 49.1 Lower Bond 40.5 Foreign Cars - Days to Sell Mean 56.3...

Domestic Cars List Price in K Sale Price in K Days to Sell Total 8970.8 8479.3 10658.0 Mean 44.9 42.4 53.3 Median 49.3 45.4 53.0 Range (Max-Min) 96.4 95.7 88.0 St.Dev 25.3319 25.2132 26.1093 Co.Eff....

5. Construct the confidence interval for the population mean u. c = 0.98, x = 15.1, 6=9.0, and n = 90 . . . A 98% confidence interval for u is (Round to one decimal place as needed.)View an example |...

2. The prevalence rate of Hypertension among US adults is 30%. We plan to draw a random sample of 70 people from that population. What is the standard error of the sample proportion of hypertension?...

A. Intervals QUESTION 1 Find the appropriate t-distribution value for the following confidence intervals: 1. 90% confidence, n is24: Answer= 2. 95% confidence, n is16: Answer = 3. 98% confidence, n...

1) margin error 2: A sample of heights of 124 American men yield a sample average of 58.87 inches. What would be the margin of error for a 95.44% CI of the average height of all such men if the...

Income in Thousands 58 60 62 78 79 84 85 88 89 72 75 76 63 63 92 96 71 68 69 63 65 67 103 104 59 64 91 95 72 66 Number of Transactions 19 32 38 45 37 46 39 42 47 34 38 40 49 38 42 79 36 41 34 36 35...

BUSI1013, Unit 6 Exercise, Billy Zmija 1. Assume that data contained in the BUSI1013-Numerical Data A.xls file is from a simple random sample of customers of a Canadian retailer. Use this data to...

What is a fixed-price contract and how does it differ from a cost-reimbursable contract and a time and materials contract.

Shontelle received a gift of income-producing property with an adjusted basis of $49,000 to the donor and fair market value of $35,000 on the date of gift. No gift tax was paid by the donor....

a) Explain the difference between monitoring and control. b) An apartment has an air conditioning system which is controlled by sensors and a microprocessor. The temperature and humidity levels are...

As Gary Wheeler mentions, one of the disadvantages for workers with joining a union is paying dues. One way of making this process easier for both the member and the union is by having companies...

7. Think of a situation where you felt that you mastered the situation, i.e. where you had a positive feeling of completing the task you were to perform. A. Now develop a picture in your imaginary...

6. Think of something that you believe in, without the slightest doubt attached to it. How do you imagine this? Is it verbal, in rumours, in metaphors or the like? The answer says something about how...

Do not move closer than an arms distance. (This distance literally applies to Northern Europe. In Southern Europe this distance is slightly smaller.) If you get closer than this distance, you seem...