1. If a hypothesis test is found to have power = 0.10, then what is the probability that the test will result in a Type II error? MULTPILE CHOICE)

		0.10
		0.20
		0.90
		p>0.90

1. Identify the experimental hypotheses for the following study:

Matthew wants to know whether the amount of alcohol consumed by college students increases during confinement. Without confinement, college students usually drink an average of = 4 drinks a month.MULTPILE CHOICE)

		H0: > 4 | H1: < 4
		H0: = 4 | H1: < 4
		H0: = 4 | H1: 4
		H0: 4 | H1: > 4

1. For a population with = 50 and = 16, find the X value that corresponds to each of the following z-scores:

Z-score	X Value
1.25
-1.75
0.75
2.50

1. Scores on an IQ test form a normal distribution with a mean of = 200 with = 100. If the state college only accepts students who score in the top 90% on the SAT, what is the minimum score needed to be accepted? (MULTPILE CHOICE)

		X = 128
		X = 290
		X = 328
		X = 72