Extensive variation in the measure of the dependent variable in an experiment will _____ .
a. increase the probability of a Type I error
b. increase the power of a statistical test
c. decrease the power of a statistical test
d. enable the use of a smaller sample
Question 2
A main effect mean in a factorial design represents the _____ .
a. total of all scores divided by N
b. principal source of variation in an experiment
c. mean of all levels of one independent variable
d. mean of one level of an independent variable
Solar Neutrino Experiment
When to measure vital signs
These examples of stimuli were used in the experiment by Vinckier et al. (2007). Mouton is the Frenc
Ethnic variation in the acetylation of isoniazid.
Independent and Dependent Variables
Crossing Over Variation