Aresearcher is hired to investigate the effects of a drug treatment program on subsequent recidivism of drug offenders. recidivism is measured by a urinalysis that will yield evidence of positive or negative drug use. the researcher observes that those individuals completing an 8 week version of the program have significantly higher levels of recidivism than those individuals who were assigned to a 12 week version of the program

For what value of (y) is 3^3/3^y =1/9

Clarence wants to buy a new car. he finds an ad for a car that costs 27,200 dollars. suppose his local sales tax is 7%. -how much would he have to pay? -what is the cost of the car including tax? -if clarence has 29,864 saved, can he pay cash to buy the car?

Ahypothesis is: a the average squared deviations about the mean of a distribution of values b) an empirically testable statement that is an unproven supposition developed in order to explain phenomena a statement that asserts the status quo; that is, any change from what has been c) thought to be true is due to random sampling order da statement that is the opposite of the null hypothesis e) the error made by rejecting the null hypothesis when it is true