The manager selected a sample of five executives from each, Ask an Expert

Statistics

The manager of a computer software company wishes to study the number of hours senior executives spend at their desktop computers by type of industry. The manager selected a sample of five executives from each of three industries. At the .05 significance level, can she conclude there is a difference in the mean number of hours spent per week by industry?

Banking Retail Insurance
12 8 10
10 8 8
10 6 6
12 8 8
10 10 10

View complete question

Statistics and Probability, Statistics

Category:- Statistics and Probability
Reference No.:- M9441808

Have any Question?Write your Review or question?

Related Questions in Statistics and Probability

1 it appears that new car purchases have peaked in 2018 vs

1) It appears that new car purchases have peaked in 2018 vs. used car purchases. The following probability distribution table shows the random variable x, where x is the number of new cars purchased by household during t ...

Please explain liquidity transformation and maturity

Please explain "liquidity transformation and maturity transformation leads to bank collapse" . please support your discussion with examples and literature reviews.

Research scenario a community psychologist is interested in

Research Scenario: A community psychologist is interested in whether people's self-reported degree of religious belief predicts their self-reported feelings of well-being. She administers two questionnaires to 17 individ ...

A random sample of 12 parts from factory a has an average

A random sample of 12 parts from factory A has an average reliability of 4.48 with a sample standard deviation of 3.19. A random sample of 15 products from factory B has an average reliability of 2.36 with a sample Stand ...

The weight of the eggs produced by a certain breed of hen

The weight of the eggs produced by a certain breed of hen has an unknown distribution with a mean of 65 grams and a standard deviation of 5 grams. If you purchase 144 eggs, what is the approximate probability that the av ...

The seaboard shipping company has a warehouse terminal in

The Seaboard Shipping Company has a warehouse terminal in Spartanburg, South Carolina. The capacity of each terminal dock is 3 trucks. As trucks enter the terminal, the drivers receive numbers, and when one of the three ...

Question 1 find the area between -88 standard deviations

Question 1: Find the area between .-88 standard deviations below the mean and 2.35 standard deviations above the mean. '88=.3106 and 2.3=.4906 Both figures are added .3106+.4906= .8012 which is 80.12% Question 2: The are ...

Bond x1 is a premium bond with a 12 coupon bond x2 is a 6

Bond X1 is a premium bond with a 12% coupon. Bond X2 is a 6% coupon bond currently selling at a discount. Both bonds make annual payments, have a YTM of 8%, and have seven years to maturity. (Round off all answers to 2 d ...

In a health club research shows that on average patrons

In a health club, research shows that on average, patrons spend an average of 42.5 minutes on the treadmill, with a standard deviation of 4.8 minutes. It is assumed that this is a normally distributed variable. Find the ...

Apopulation has a mean u81 and a standard deviation o28

A population has a mean u=81 and a standard deviation o=28. Find the mean and standard deviation of a sampling distribution of sample means with a sample size n=239. ux= ox=

4,153,160 Questions Asked
13,132 Experts
2,558,936 Questions Answered

Ask Experts for help!!

Looking for Assignment Help?

Start excelling in your Courses, Get help with Assignment

Write us your full requirement for evaluation and you will receive response within 20 minutes turnaround time.

Ask Now Help with Problems, Get a Best Answer

Recent Questions

Ask Statistics and Probability Expert