Question: Determine the sample size needed to construct a 95% confidence interval to estimate the population mean for the following margins of error when =

Determine the sample size needed to construct a 95% confidence interval to estimate the population mean for the following margins of error when σ = 80:
a. 10
b. 15
c. 20

Step by Step Solution

★★★★★

3.51 Rating (175 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

a b c 1... View full answer

Question Has Been Solved by an Expert!

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

Step: 2 Unlock

Step: 3 Unlock

Document Format (1 attachment)

483-M-S-P-E (466).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

Construct a 90% confidence interval to estimate the population mean using the following data: x = 75 = 20 n = 36

Construct a 90% confidence interval to estimate the population mean using the following data: x = 25 = 5.2 n = 21 What assumptions need to be made about this population?

Construct a 95% confidence interval to estimate the population mean using the following data: x = 38 = 8.5 n = 25 What assumptions need to be made about this population?

Determine the sample size needed to construct a 95% confidence interval to estimate the population mean for the following margins of error when s = 80: a. 10 b. 15 c. 20 AppendixLO1

Determine the sample size needed to construct a 95% confidence interval to estimate the population mean when = 40 and the margin of error equals 6.

" "Determine the sample size needed to construct a 95% confidence interval to estimate the population mean when s=40 and the margin of error equals 6"

1. In the sample data given below, find the mean, median, mode, and standard deviation. 22, 30, 26, 39, 40, 35 2. Thesample data below shows the rental costs of one bedroom apartment in a town....

2. Thesample data below shows the rental costs of one bedroom apartment in a town. rental cost frequency $1000 - 1200 5 1200 - 1400 8 1400 - 1600 10 1600 - 1800 7 Fine the mean and standard...

Determine the sample size needed to construct a 99% confidence interval to estimate the population mean when o=91 and the margin of error equals 18 . Im having a problem find out how z0.005=2.575 . i...

I will thumbs up! please please do what you can A new soft drink is being market-tested. The manufacturer believes that at least 0.26 of the population will like the new soft drink. A sample of 221...

Rodgers Corporation produces and sells football equipment. On July 1, 2014, Rodgers Corporation issued $65,000,000 of 10-year, 12% bonds at a market (effective) interest rate of 10%, receiving cash...

Howard Corporation has a job order costing system. The following debits (credits) appear in the firm's work in process account for the month of June: June 1, Balance $12 000 June 30, Direct materials...

auditors of publically traded companies are required to perform a

Suppose that you are the sales manager of a firm with an incentive plan that provides a bonus based on meeting a certain sales target. Explain how meeting your sales target is influenced by the...

Refer to the time series data in Exercise 1. Using the average of all the historical data as a forecast for the next period, compute the following measures of forecast accuracy: a. Mean absolute...

The Vintage Restaurant, on Captiva Island near Fort Myers, Florida, is owned and operated by Karen Payne. The restaurant just completed its third year of operation. During that time, Karen sought to...

Suppose 150 shoppers at an upscale mall are interviewed and one of the questions asked is the household income. Study the Minitab histogram of the following data and discuss what can be learned about...

I neef help completing questions 3-5. Thank you. University Signature Assignment - Page 2 of 2 3. (CLO 2) Test a claim that the mean height of your population is different from 64 inches. Use the...

Martin Industries just paid an annual dividend of $1.60 a share. The market price of the stock is $27.70 and the growth rate is 9.0 percent. What is the firm's cost of equity? 9.56 percent 16.68...

(74) Hypoth x (74) Interpr x (74) Interpr x C Is There A [ x * Search Res x C The Same x G wha irses/13778/assignments/348159?module_item_id=827118 Do men take a different amount of time than women...