+1-415-670-9189
info@expertsmind.com
Making decision using significance level
Course:- Basic Statistics
Reference No.:- EM13148997




Assignment Help
Assignment Help >> Basic Statistics

There are two Chevrolet dealers in Jamestown, New York. The mean monthly sales at Sharkey Chevy and Dave White Chevrolet are about the same. However, Tom Sharkey, the owner of Sharkey Chevy, believes his sales are more consistent. Below is the number of new cars sold at Sharkey in the last seven months and for the last eight months at Dave White. Do you agree with Mr. Sharkey? Use the .01 significance level."

Sharkey 98 78 54 57 68 64 70
Dave White 75 81 81 30 82 46 58 101




Put your comment
 
Minimize


Ask Question & Get Answers from Experts
Browse some more (Basic Statistics) Materials
The University of Ghana in Legon, Ghana, was established in 1948 as an affiliate college of the University of London called University College of the Gold Coast. In 1961 the
The first three digits of a university telphone exchange are 452. if all the sequences of the remaining four digits are equally likely, what is the probability that a random
Compare the standard deviations of total cholesterol in Exercise 7.61 (page 467). Give the test statistic, the degrees of freedom, and the P-value. Write a short summary of y
A part is produced with a mean of 6.2 ounces and a standard deviation of 0.2 ounce. What is the probability that the weight of 100 such items is between 6 l6 and 624
The production line that packages boxes of raisins at a snack food manufacturer will be conisdered operating properly if the average weight of the boxes of raisin is 3.5 oun
What does this data set imply about the possibility of predicting the boiling point of compounds in this series on the basis of the number of carbon atoms? Compute the corre
For normal random variables, the probability of being within one standard deviation of the mean is .68. That is, P(µ - σ ≤ X ≤ µ + σ) = .68 if X has a normal distribution. F
A survey of 68 courses delivered fully online found a mean of 13.5 videos with a standard deviation of 2.81. You can assume that the number of videos in an online course is