The _____ is the period of time before the voting day in which the candidates attempt to persuade potential voters to support them

The experiment group is the group of participants not exposed to the independent variable

Indicate whether the statement is true or false

What is the relationship between the standard deviation and variance?

a. standard deviation equals squared variance b. variance is the square root of standard deviation c. standard deviation is the square root of variance d. these two measures are unrelated