Question

A statistical analyst for the Wall Street Journal randomly selected six companies and recorded both the price per share of stock on January 1, 2009 and on April 30, 2009. The results are presented below. Suppose the analyst wished to see if the average price per share of stock on April 30, 2009 is less than the average price per share of stock on January 1, 2009 at α=.01.

Apr. 30, 2009 42 32 34 23 19 18

Jan. 1, 2009 40 27 33 32 34 38

For the hypothesis stated above, what is the P-value?

a. .90 < P-value < .95

b. .05 < P-value < .10

c. .10 < P-value < .50

d. None of the answers is correct

e. .005 < P-value < .01

Answer 1

option C is correct

c. .10 < P-value < .50