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Author Question: A dummy origin in a transportation problem is used when supply exceeds demand. Indicate whether ... (Read 132 times)

ashley

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on: Jun 24, 2018
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


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Kaytorgator

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Reply #1 on: Jun 24, 2018
Answer to Question 1

F

Answer to Question 2

c


ashley

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Reply 2 on: Jun 24, 2018
Great answer, keep it coming :)

alvinum

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Reply 3 on: Yesterday
Gracias!

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