Question 15 The grades for a standardized test are normally distributed with a mean of 65 and a standard deviation of 18. What is the 68th percentile of all grades for this test? 78.76 71.48 78.30 73.46 75.44

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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Question 15
The grades for a standardized test are normally distributed with a mean of 65 and a
standard deviation of 18. What is the 68th percentile of all grades for this test?
78.76
71.48
78.30
73.46
75.44
Transcribed Image Text:Question 15 The grades for a standardized test are normally distributed with a mean of 65 and a standard deviation of 18. What is the 68th percentile of all grades for this test? 78.76 71.48 78.30 73.46 75.44
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