19. The 68-95-99.7 Rule. A set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7 rule to find the percentage of scores in each of the following categories. a. greater than 100 c. less than 80 e. less than 60 g. greater than 80 b. greater than 120 d. less than 140 f. less than 120 h. between 80 and 120
19. The 68-95-99.7 Rule. A set of test scores is normally distributed with a mean of 100 and a standard deviation of 20. Use the 68-95-99.7 rule to find the percentage of scores in each of the following categories. a. greater than 100 c. less than 80 e. less than 60 g. greater than 80 b. greater than 120 d. less than 140 f. less than 120 h. between 80 and 120
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.3: Measures Of Spread
Problem 26PFA
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