Use the table below to find the percentage of data items in a normal distribution that lie a. below and b. above a z-score of -2.2. z-score Percentile 0.13 0.19 -2.0 -1.9 Percentile 2.28 2.87 -3.0 -2.9 -2.8 -2.7 -2.6 -2.5 -2.4 -2.3 -2.2-2.1 0.26 0.35 0.47 0.62 0.82 1.07 1.39 1.79 -1.8 -1.7 -1.6 -1.5 -1.4 -1.3 -1.2 -1.1 3.59 4.46 5.48 6.68 8.08 9.68 11.51 13.57 -1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 Percentile 15.87 18.41 21.19 24.20 27.43 30.85 34.46 38.21 42.07 46.02 z-score z-score a. The percentage of data items that lie below the z-score is %. b. The percentage of data items that lie above the z-score is C

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 1GP
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Use the table below to find the percentage of data items in a normal distribution that lie a. below and b. above a z-score of -2.2.
z-score
z-score -3.0 -2.9 -2.8 -2.7 -2.6 -2.5 -2.4 -2.3 -2.2-2.1
Percentile 0.13 0.19 0.26 0.35 0.47 0.62 0.82 1.07 1.39 1.79
-2.0 -1.9 -1.8
-1.7 -1.6 -1.5 -1.4 -1.3 -1.2 -1.1
Percentile 2.28 2.87 3.59 4.46 5.48 6.68 8.08 9.68 11.51 13.57
-1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1
Percentile 15.87 18.41 21.19 24.20 27.43 30.85 34.46 38.21 42.07 46.02
z-score
a. The percentage of data items that lie below the z-score is
b. The percentage of data items that lie above the z-score is
%.
%.
C
Transcribed Image Text:Use the table below to find the percentage of data items in a normal distribution that lie a. below and b. above a z-score of -2.2. z-score z-score -3.0 -2.9 -2.8 -2.7 -2.6 -2.5 -2.4 -2.3 -2.2-2.1 Percentile 0.13 0.19 0.26 0.35 0.47 0.62 0.82 1.07 1.39 1.79 -2.0 -1.9 -1.8 -1.7 -1.6 -1.5 -1.4 -1.3 -1.2 -1.1 Percentile 2.28 2.87 3.59 4.46 5.48 6.68 8.08 9.68 11.51 13.57 -1.0 -0.9 -0.8 -0.7 -0.6 -0.5 -0.4 -0.3 -0.2 -0.1 Percentile 15.87 18.41 21.19 24.20 27.43 30.85 34.46 38.21 42.07 46.02 z-score a. The percentage of data items that lie below the z-score is b. The percentage of data items that lie above the z-score is %. %. C
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