ReviewQuiz2_Chapter5~7_0223_Spring11

ReviewQuiz2_Chapter5~7_0223_Spring11 - Name: _ Person...

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Name: ________________________ February 23, 2011 Person Number: ___________________ 1 ReviewQuiz2_Chapter5~7 Multiple Choice Identify the choice that best completes the statement or answers the question. 1. For a population with μ = 80 and σ = 12, what is the z-score corresponding to X = 92? a. +1.00 b. +0.50 c. +12.00 d. +1.20 2. In a population of scores with = 20, a score of X = 80 corresponds to z = +0.25. What is the population mean? a. 70 b. 75 c. 90 d. 85 3. A population with μ = 85 and = 12 is transformed into z-scores. After the transformation, what are the values for the mean and standard deviation for the population of z-scores? a. μ = 85 and = 1 b. μ = 85 and = 12 c. μ = 0 and = 1 d. μ = 0 and = 12 4. What proportion of a normal distribution is located between z = 1.00 and z = 1.50? a. 0.0919 b. 0.5000 c. 0.2255 d. 0.7745 5. What is the probability of randomly selecting a z-score greater than z = - 0.80 from a normal distribution? a.
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This note was uploaded on 04/20/2011 for the course PSY 207 taught by Professor Pfordesher during the Spring '07 term at SUNY Buffalo.

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ReviewQuiz2_Chapter5~7_0223_Spring11 - Name: _ Person...

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