One of the results was “women rated significantly more pictures as highly arousing (rated 3) than did men [t( 22) = 2.41, P < 0.025]” (Canlietal., 2002, p. 10790).
a. Specify in words the null hypothesis being tested. Make sure you don’t confuse the population with the sample and that you state the hypothesis using the correct one.
b. Were the researchers using a one-sided or a two-sided alternative hypothesis? Explain how you know.
c. Explain in words what is meant by [t( 22) = 2.41, P < 0.025].
d. Is the use of the word significantly in the quote the statistical version or the English version or both? Explain how you know.