Answer Happy

5. Knowing the sample mean and standard deviation for a
continuous variable allows you to estimate the range of values for
that variable in the population the sample came from.
True
False
6. If you see a strong, positive association between two
variables, it is appropriate to conclude that there must be a
causal association between the variables.
True
False
7. If a difference between two groups is statistically
significant, it means that the difference is important and
meaningful.
True
False
8. All of Bradford Hill's criteria must be met to prove that
there is a causal association between two variables.
True
False
9. Which of the following is not a
measure of effect size?
A. Mean difference
B. P value
C. Relative Risk
D. Correlation coefficient