Question: ndependent random sampling from two normally distributed populations gives the results below. Find a 90% confidence interval estimate of the diffrence between the means of

ndependent random sampling from two normally distributed populations gives the results below. Find a 90% confidence interval estimate of the diffrence between the means of the two populations

nx= 62 x= 379 s(d) of x = 15

ny= 30 y=350 s(d) of y= 28

show formulas in excel

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!

help with the interval Next Question Independent random sampling from two normally distributed populations gives the results below. Find a 95% confidence interval estimate of the difference between...

Independent random sampling from two normally distributed populations gives the results below. Find a 99% confidence interval estimate of the difference between the means of the two populations. n1 =...

Independent random sampling from two normally distributed populations gives the results below. Find a% confidenceinterval estimate of the difference between the means of the two populations. 90 n1 =...

A dependent random sample from two normally distributed populations gives the following results: a. Find the 98% confidence interval for the difference between the means of the two populations. b....

cc b Title 8.7 Independent random sampling from two normally distributed populations gives the following results: nx = 81; x = 140; s2 X = 25 ny = 100; y = 120; s2 y = 14 Find a 95% confidence...

cc Title 8.7 Independent random sampling from two normally distributed populations gives the following results: nx = 81; X = 140; s2 X = 25 ny = 100; y = 120; s2 y = 14 Find a 95% confidence interval...

Independent random sampling from two normally distributed populations gives the following results: Find a 95% confidence interval estimate of the difference between the means of the two populations....

Independent random sampling from two normally distributed populations gives the following results: Find a 99% confidence interval estimate of the difference in the means of the two populations. nx =...

Independent random sampling from two normally distributed populations gives the following results: nx = 64; x-bar = 400; x = 20 ny = 36; y-bar = 360; y = 25 Find a 90% confidence interval estimate of...

The Garvin Company is setting up a new checking account with Barngrover National Bank. Garvin plans to issue checks in the amount of $1.6 million each day and to deduct them from its own records at...

The production manager in Coronado's business unit pitched an idea to her, suggesting their unit would generate $51,000 of new sales this year by purchasing a new piece of equipment with a 5-year...

Which of the following would be permissible in advertising tax services? Group of answer choices Claiming to be able to obtain larger refunds than other practitioners Promising to reduce tax...

Pronghorn Inc., a greeting card company, had the following statements prepared as of December 31, 2017. PRONGHORN INC. COMPARATIVE BALANCE SHEET AS OF DECEMBER 31, 2017 AND 2016 12/31/17 12/31/16...