Of the choices given below, a z score is most affected by the:

With any t test, paired or independent, the final comparison is always

drawn between measures of the a. independent variable b. dependent variable c. control variable d. none of these

Under which circumstance would drug tolerance develop quickly? a. The user gradually increases the dose of the drug

b. The user is unaware of when he/she receives the drug. c. The user varies the location and procedure for taking the drug. d. The user always takes the drug in the same environment.