How should a research consumer evaluate the following statement in a research report? "A positive correlation was found between the variables of self-reported sleep adequacy and performance on the driving simulator (r = 0.21),although the correlation did not reach statistical significance."
A) No relationship exists between the two variables.
B) The hypothesis was supported by the data presented.
C) The hypothesis was not supported by the data presented.
D) The relationship between the variables is too weak to have practical application.

Question

Quizplus · Accepted Answer

Correct D: The statement explains that the relationships among the variables are too weak for practical application.
Incorrect A: Because there is a correlation,a relationship has to exist between variables.
Incorrect B: No hypothesis is expressed,so no judgment can be made regarding the statement.
Incorrect C: No hypothesis is expressed,so no judgment can be made regarding the statement.

How Should a Research Consumer Evaluate the Following Statement in a Research