Question: Use the following information x-bar = 3.7, s = 0.2, n = 1,200, N = 5,800--to calculate confidence intervals for assuming the sample is from

Use the following information x-bar = 3.7, s = 0.2, n = 1,200, N = 5,800--to calculate confidence intervals for assuming the sample is from a normal population:
(a) 90 percent confidence;
(b) 95 percent confidence;
(c) 99 percent confidence.

Step by Step Solution

★★★★★

3.28 Rating (174 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Use the FPCF a For 90 confidence use t 05 with df 119... 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)

485-M-S-S-D (1627).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

a. On January 1, 20X1, Frances Corporation started doing business and the owners contributed $200,000 capital in cash. b. The company paid $24,000 to cover the rent for the office space for the...

A sample of ten items from a normal population had a mean of 300 and standard deviation of 10. Using these data, estimate a value for the random variable such that the probability is 0.95 that 90% of...

A random sample of 41 observations from a normal population possessed a mean p = 88 and a standard deviation s = 6.9. a. Test H0: 2 = 30 against Ha: 2 > 30. Use = .05. b. Test H0: 2 = 30 against Ha:...

Use the following information x-bar = 50, = 15, n = 90, N = 1,000--to calculate confidence intervals for assuming the sample is from a normal population: (a) 90 percent confidence; (b) 95 percent...

lon.com/ext/map/index.html?_con=con&external_browser=0&launchUrl=https%2534%252F%252Fnewconnect.mhed work: Chapter 8 (Sections 8.1 through 8.5) i Saved Use the sample information x = 38, 0 = 4, n= 11...

Use the sample information x-bar = 37, = 5, n = 15 to calculate the following confidence intervals for assuming the sample is from a normal population: (a) 90 percent confidence; (b) 95 percent...

CSSS/SOC/STAT 221 students from the Summer 2019, Fall 2019, Winter 2020, and Summer 2020 quarters were asked to report the lowest temperature they remembered experiencing, reported in degrees...

Of 58 bank customers depositing a check, 15 received some cash back. to} Construct a 90 percent confidence interval for the proportion of all depositors who ask for cash back. {Round your answers to...

I need to see the SPSS output. You need to have all z-scores, all charts, all descriptives data from SPSS, everything you used to answer the questions. I am sending you what the previous tutor sent...

13. The observed mean is less than 2.575 standard errors above the hypothesized mean [Quality Control Process]. A. True B. False 14. If the null hypothesis is correct, then 99.87% of all sample means...

Please address the following items using the attached screenshots.Be sure to answer the questions about both confidence intervals and hypothesis testing. In the Python script, you calculated the...

On January 1, 2019, a company issued 401, 8000f10-year, 12416,753 based on a 10% market interest rate. The effective-interest method of amortization is used. What is the book value of the bond...

Prove that ei i = 0, that is, that the sum of the product of residuals ei and the estimated Yi is always zero.

The weekly profit, in dollars, from the production and sale of x bicycles is given by P ( x ) = 3 0 x - 0 . 0 0 5 x 2 . Currently, the company produces and sells 1 , 1 0 0 bicycles per week. Use the...

A red blood cell has a mass of about 0.000000000027 g. Convert this mass to an appropriate SI prefix and unit, so the number portion does not need a decimal place (i.e. an integer number). Your...

On December 31, 2019, Tooluth, Inc., completed the sale of one of its divisions for $5 million. The division qualifies as a separate component of an entity as defined by GAAP. The book value of the...

Einsteins equation E = mc 2 indicates that the speed of light squared must be expressible in units of energy per unit mass. What is the value of the square of the speed of light in Btu/LBM? In J/kg?...

Consider a society whose only worker is John who allocates his production time between cutting hair and baking bread. Each hour per day he devotes to cutting hair yields 5 haircuts, and each hour he...

Draw up criteria for product/market extension which are compatible with your companys distinctive competences.

Data Set 14 in Appendix B lists braking distances (ft) of different cars, and the braking distances of three of those cars are shown in the accompanying illustration. Chevrolet Aveo Nissan Altima...

Exercise 19 in Section 2-3 used back-to-back relative frequency histograms for the ages of actresses and actors that are listed in Data Set 11 of Appendix B. Use the same method to construct...

a. A stemplot can be expanded by subdividing rows into those with leaves having digits of 0 through 4 and those with leaves having digits 5 through 9. Using the body temperatures from 12 am on Day 2...

4.Problem 4 The table, below, contains quarterly sales of natural gas to customers in a northern city from 2015 to 2019. a.Determine the seasonal index for each quarter within the table. b.Calculate...

A wealthy investor holds $700,000 worth of US Treasury bonds. These bonds are currently being quoted at 105% of par. The investor is concerned, however, that rates are headed up over the next six...

ayed below Peng Company is considering an investment expected to generate an average net income after taxes of $2.400 for three years. The investment costs $57,300 and has an estimated $8,700 salvage...