What area of the world, according to the text, will likely have an increase in American involvement in the next few years?

When would you conclude there is a causal effect in an experiment?

A) when the systematic variance is high and error variance is low B) when both systematic and error variance are low C) when the error variance is greater than the systematic variance D) when the error variance has a positive effect on the mean of the experimental group

The day of the presidential election is always the a. first Tuesday of November

b. Tuesday after the first Monday in November. c. second Tuesday in November. d. first Monday in November.