Transcription of Chapter 5 Review The Normal Probability and Standardization …
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Chapter 5 Review The Normal Probability and Standardization …
Chapter 5 Review The Normal Probability and Standardization MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the question. Provide an appropriate response. 1) Approximately ____% of the area under the Normal curve is between - and + . 1). A) B) 95 C) 68 D) 50. A random variable X is normally distributed with = 60. Convert the value of X to a z-score, if the standard deviation is as given. 2) X = 72; = 3 2). A) 3 B) 5 C) 12 D) 4. SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question. 27)Test scores for a history class had a mean of 79 with a standard deviation of 4.5. Test scores for a physics class had a mean of 69 with a standard deviation of 3.7. One student earned a 82 on the history test and a 84 on the physics test.
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