Author Question: The obtained t equals 3.672, and the critical t equals 2.481 . The researcher should _____. a. ... (Read 87 times)

mwit1967 · **on:** Jun 19, 2018

The obtained t equals 3.672, and the critical t equals 2.481 . The researcher should _____.

a. reject the null hypothesis c. accept the null hypothesis
b. reject the alternative hypothesis d. test a post hoc hypothesis

Question 2

If an experimenter is testing a one-tailed hypothesis and finds that the results are in the opposite direction than the one predicted, the experimenter must _____

a. accept the null hypothesis
b. reject the null hypothesis
c. test a post hoc nondirectional hypothesis
d. begin the research all over again

amandanbreshears · **Reply #1 on:** Jun 19, 2018

Answer to Question 1

A
When the obtained t is greater than the critical t, the null hypothesis is rejected.

Answer to Question 2

C
A two-tailed post hoc hypothesis should be tested if results are opposite to those expected.