A grocery store has an average sales of $8000 per day. The store introduced several advertising campaigns in order to increase sales. To determine whether or not the advertising campaigns have been effective in increasing sales, a sample of 100 days of sales was selected. It was found that the average was $8200 per day. From past information, it is known that the standard deviation of the population is $1500. The p-value is

A. 1.3333.
B. .9082.
C. .0918.
D. .1333.


Answer: C

Business

You might also like to view...

A bank's estimated bad debt expense associated with its loan receivables is the:

A. allowance for loans. B. accumulated loan loss. C. loan loss provision. D. loan charge-offs.

Business

A functional résumé is a traditional format that organizes the content in sequential order, starting with the most recent and working backward

Indicate whether the statement is true or false.

Business

Of the five modes of transportation, which one requires the lowest capital investment?

A) water B) air C) motor D) pipeline E) rail

Business

U.S. Savings Bonds are sold at a discount. The face value of the bond represents its value on its

future maturity date. Therefore, A) the current price of a $50 face value bond that matures in 10 years will be greater than the current price of a $50 face value bond that matures in 5 years. B) the current price of a $50 face value bond that matures in 10 years will be less than the current price of a $50 face value bond that matures in 5 years. C) the current price of a $50 face value bond will be higher if interest rates increase. D) the current prices of all $50 face value bonds will be the same, regardless of their maturity dates because they will all be worth $50 in the future.

Business