Imagine that every elementary school in California is measured on several characteristics and then given an overall Quality Score.  In Los Angeles Unified School District, the schools have an average (mean) quality score of 47.1 with a standard deviation of 8.3.  One school in Los Angeles, Carver Elementary, gets a quality score of 53.  In San Francisco Unified School District, the schools have an average (mean) quality score of 49.3 with a standard deviation of 9.4.  One school in San Francisco, Bryant Elementary, gets a quality score of 52.  Find the Z-scores for both of these two schools (Carver Elementary in Los Angeles, and Bryant Elementary in San Francisco). Group of answer choices Carver: Z = +0.38 and Bryant: Z = -0.30 Carver: Z = +0.71 and Bryant: Z = +0.29 Carver: Z = -0.32 and Bryant: Z = -0.19 Carver: Z = +1.35 and Bryant: Z = +1.08

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
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Imagine that every elementary school in California is measured on several characteristics and then given an overall Quality Score.  In Los Angeles Unified School District, the schools have an average (mean) quality score of 47.1 with a standard deviation of 8.3.  One school in Los Angeles, Carver Elementary, gets a quality score of 53.  In San Francisco Unified School District, the schools have an average (mean) quality score of 49.3 with a standard deviation of 9.4.  One school in San Francisco, Bryant Elementary, gets a quality score of 52.  Find the Z-scores for both of these two schools (Carver Elementary in Los Angeles, and Bryant Elementary in San Francisco).
Group of answer choices
Carver: Z = +0.38 and Bryant: Z = -0.30
Carver: Z = +0.71 and Bryant: Z = +0.29
Carver: Z = -0.32 and Bryant: Z = -0.19
Carver: Z = +1.35 and Bryant: Z = +1.08
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