1. Determination of statistical significance can only be determined by calculating the exact p value and declaring results as significant. True or false?
2. You use an F test to test for unequal variances in two groups. You determine that the p value for the F test equals 0.70. You there conclude:
a. One sample has unequal variances
b. Two samples have unequal means
c. Two samples have equal variances
d. Cannot determine from information given
3. Suppose you fit a linear regression line to describe the variability of forced expiratory lung volume depending on a person's height. What statistical significance test would you use?
a. F test
b. X-Y test
c. Chi-square
d. None of the above