A dummy origin in a transportation problem is used when supply ...

[ashley]

A dummy origin in a transportation problem is used when supply exceeds demand.
  Indicate whether the statement is true or false

Question 2

We are interested in determining whether the variances of the sales at two music stores (A and B) are equal. A sample of 25 days of sales at store A has a sample standard deviation of 30, while a sample of 16 days of sales from store B has a sample standard deviation of 20 . The test statistic is _____.
 a. 1.50
  b. .67
  c. 1.56
  d. 2.25

[Kaytorgator]

Answer to Question 1

F

Answer to Question 2

c

[ashley]

Excellent

[dyrone]

Gracias!