Question
In managerial statistics class of 200 students, the scores are thought to be approximately bell shaped and symmetrical with a mean and standard deviation of
In managerial statistics class of 200 students, the scores are thought to be approximately bell shaped and symmetrical with a mean and standard deviation of 70 and 5 respectfully. Use the empirical rule to determine the number of students who scored less than 65 or more than 75.
A) about 64 students
B) about 32 students
C) about 68 students
D) about 136 studnets
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Introduction To Business Statistics
Authors: Ronald M. Weiers
7th Edition
978-0538452175, 538452196, 053845217X, 2900538452198, 978-1111524081
