Which validity threat occurs when a study has a drop-out rate of 30% a. Selection b. Maturation c. Testing d. Mortality
Posted: Mon Dec 20, 2021 7:55 am
Which validity threat occurs when a study has a drop-out rate of
30%
a. Selection
b. Maturation
c. Testing
d. Mortality
30%
a. Selection
b. Maturation
c. Testing
d. Mortality