Multiple Choice
One reason we may not make causal conclusions based only on correlational evidence is that a correlation between two variables
A) does not tell us about the possible direction of causality.
B) may be negative.
C) never involves causally related variables.
D) may be greater than 1.00.
Correct Answer:
Verified
Correct Answer:
Verified
Q3: Explain the phrase,"Correlation does not imply causation."
Q4: A student conducts a research project to
Q5: Which of the following is certainly not
Q6: Why is a confidence interval also called
Q7: Having calculated a 95% confidence interval for
Q9: The mean of a random sample of
Q10: The estimated standard error of the
Q11: In general,the estimated standard error of the
Q12: A researcher finds a correlation of +.90
Q13: Values for a correlation coefficient range from<br>A)