The obtained t equals 3.672, and the critical t equals 2.481 . ...

[mwit1967]

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]

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.

[mwit1967]

TYSM

[sultansheikh]

Excellent