percentage of high school students study more than 64 minutes per night?
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 19PFA
Related questions
Question
On average, high school students study 43 minutes per night, with a standard deviation of 7 minutes. What percentage of high school students study more than 64 minutes per night?
Note: Assume that a Normal model is appropriate for the distribution of study times.
Note: Assume that a Normal model is appropriate for the distribution of study times.
A.
About 0.15% of high school students study more than 64 minutes per night.
B.
About 99.7% of high school students study more than 64 minutes per night.
C.
About 49.85% of high school students study more than 64 minutes per night.
D.
About 0.3% of high school students study more than 64 minutes per night.
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