Multiple Choice
The null hypothesis is rejected whenever:
A) past studies prove it wrong.
B) there is a low probability that the obtained results could be due to random error.
C) the independent variable fails to have an effect on the dependent variable.
D) the researcher is convinced that the variable is ineffective in causing changes in behavior.
Correct Answer:
Verified
Correct Answer:
Verified
Q21: The appropriate statistical test for interval or
Q22: The probability of making a Type II
Q23: A Type I error occurs when one:<br>A)rejects
Q24: A researcher wants to know if cholesterol
Q25: The appropriate statistical test for nominal level
Q27: When comparing the differences in the ratings
Q28: When testing the differences between means, the
Q29: Which of the following is the least
Q30: When examining the strength of the relationship
Q31: _ variance is the deviation of the