Question: A random sample of 15 items is taken, producing a sample mean of 2.364 with a sample variance of .81. Assume x is normally distributed

A random sample of 15 items is taken, producing a sample mean of 2.364 with a sample variance of .81. Assume x is normally distributed and construct a 90% confidence interval for the population mean.

Step by Step Solution

★★★★★

3.31 Rating (169 Votes )

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock

Given sample size n15 sample mean xbar2364 sample variance081 we know that s... 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)

243-M-S-S-I (128).docx

120 KBs Word File

Students Have Also Explored These Related Statistics Questions!

Consider the structure and applied actions shown in the adjoining figure, which is derived from eTask 3.1 by making joint A fully fised. The frame is subjected to a uniformly distributed load on CD,...

Construct a 90% confidence interval for the population mean in Exercise 1. Interpret the results. Exercise 1 The waking times (in minutes past 5:00 a.m.) of 40 people who start work at 8:00 a.m. are...

Construct an approximate 95% confidence interval for the population difference in mean fat loss. Consider the two different methods for presenting results: (1) the p-value and conclusion from the...

Assume that you have selected a random sample of 15 checks from a population of 800 checks. The checks you have selected are the following numbers: 664, 789, 650, 136, 365, 538, 800, 657, 110, 136,...

1. A random sample of 15 items is taken, producing a sample mean of 2.364 with a sample variance of .81. Assumexis normally distributed and construct a 90% confidence interval for the population...

A random sample of 15 items is taken, producing a sample mean of 2.364 with a sample variance of .81. Assume x is normally distributed and construct a 90% confidence interval for the population mean....

A random sample of 15 items is taken, producing a sample mean of 2.364 with a sample variance of 0.81. Assumexis normally distributed and construct a 90% confidence interval for the population mean.

A random sample of 15 items is taken, producing a sample mean of 2.364 with a sample variance of .81. Assume x is normally distributed and construct a 90% confidence interval for the population mean.

A random sample of 15 items is taken, producing a sample mean of 2.364 with a sample variance of 0.81. Assume x is normally distributed and construct a 90% confi dence interval for the population...

A random sample of 81 items is taken, producing a sample mean of 47. The population standard deviation is 5.89. Construct a 90% confidence interval to estimate the population mean.

A random sample of 81 items is taken; producing a sample mean of 47. The population standard deviation is 5.89. Construct a 90% confidence interval to estimate the population mean.

The file DomesticBeer contains the percentage alcohol, number of calories per 12 ounces, and number of carbohydrates (in grams) per 12 ounces for 139 of the bestselling domestic beers in the United...

Suppose Hewlett-Packard (HPQ) stock is currently trading on the NYSE with a bid price of $28.00 and an ask price of $28.10. At the same time, a NASDAQ dealer posts a bid price for HPQ of $27.85 and...

SHOW FULL WORK AND STEPS Find the following limit or state that it does not exist. Inis test: 1 4 point ( s ) possit This question: 1 point ( s ) p lim h 0 4 2 h - 2 h Simplify the given limit . (...

Emm Use the calculator provided to solve the following problems: Consider an E distribution with 20 numerator degrees of freedom and 16 denominator degrees of freedom. Compute P(FS1.21). Round your...

A minority representation group accuses a major bank of racial discrimination in its recent hires for financial analysts. Exactly 16% of all applications were from minority members, and exactly 15%...

Suppose that X* follows a chi-square distribution with 30 degrees of freedom. Use the ALEKS calculator to answer the following. (a) Compute P(s 27). Round your answer to at least three decimal...

The Learning Journal is a space where you should reflect on what was learned during the week and how it applies to your daily life and will help you with your life (career) goals. Please complete the...

Hand owns 90% of Finger. In 2017, Finger sold inventory (cost $70,000 )to Hand for $100,000. 40% of this inventory was not sold to third parties by Hand until 2018. In 2018, Finger sold inventory...

What is quantitative easing (QE)? Has it helped the US Fed in financial stability?

Use the information given and the HTAB system to test the hypotheses. Let Assume the population is normally distributed. H0: = 7.82 Ha: 7.82 n = 17 = 17.1 s = 1.69

For each of the following problems, test the hypotheses. Incorporate the HTAB system with its eight-step process. a. H0: p = .28 Ha: p > .28 n = 783 x = 230 = .10 b. H0: p = .61 Ha: p .61 n = 401 p...

Test the following hypotheses by using the information given and the HTAB system. Let alpha be .01. Assume the population is normally distributed. H0: 2 = 15.4 Ha: 2 > 15.4 n = 18 s2 = 29.6

Alicia (first time home buyer) is looking to buy one bed-room condo, and she needs your advice on the maximum price she can afford to offer for her condo purchase when she buys one. She plans to use...

Kapoor Catering Co. uses a job cost system. Its activities in November 2020, the first month of operation, were as follows: The company applies overhead at a rate of $16.00 per labor hour. It...

Mini-Exercise 3-4 (Static) Calculate average total assets, net income, ROI, and ROE LO 3-3.\ Firm M has a margin of 11% , turnover of 1.4 , sales of $840,000 , and average stockholders' equity of...