51 58 65 653 72 79 86 93 Test Scores Use the Empirical Rule to answer the following questions. a. The mean is b. The standard deviation is d. e. % of the test scores are between 65 and 79. % of the test scores are between 58 and 86. % of the test scores are between 51 and 93. % of the test scores are between 72 and 79. % of the test scores are less than 72. f. g. h. % of the test scores are less than 79.
51 58 65 653 72 79 86 93 Test Scores Use the Empirical Rule to answer the following questions. a. The mean is b. The standard deviation is d. e. % of the test scores are between 65 and 79. % of the test scores are between 58 and 86. % of the test scores are between 51 and 93. % of the test scores are between 72 and 79. % of the test scores are less than 72. f. g. h. % of the test scores are less than 79.
A First Course in Probability (10th Edition)
10th Edition
ISBN:9780134753119
Author:Sheldon Ross
Publisher:Sheldon Ross
Chapter1: Combinatorial Analysis
Section: Chapter Questions
Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...
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Question
Transcribed Image Text:51 58
65
653
72
79
86
93
Test Scores
Use the Empirical Rule to answer the following questions.
a. The mean is
b. The standard deviation is
d.
e.
% of the test scores are between 65 and 79.
% of the test scores are between 58 and 86.
% of the test scores are between 51 and 93.
% of the test scores are between 72 and 79.
% of the test scores are less than 72.
f.
g.
h.
% of the test scores are less than 79.
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