Suppose that 60 students are enrolled in a statistics class and the following are the test scores received by them: 12   11   12   95   82   10   93   11   10   18   76   10 10   92   70   12   18   10   11   12   11   13   12   78 11   78   84   99   14   11   10   13   12   90   11   82 90   10   81   13   75   84   16   15   18   17   15   14 92   85   93   10   90   99   11   10   80   82   13   12 (a) Construct a frequency distribution taking a suitable class interval. (b) Present the data graphically and comment. (c) Calculate the mean and modal scores and comment

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
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Suppose that 60 students are enrolled in a statistics class and the following are the test scores received by them:
12   11   12   95   82   10   93   11   10   18   76   10
10   92   70   12   18   10   11   12   11   13   12   78
11   78   84   99   14   11   10   13   12   90   11   82
90   10   81   13   75   84   16   15   18   17   15   14
92   85   93   10   90   99   11   10   80   82   13   12


(a) Construct a frequency distribution taking a suitable class interval.
(b) Present the data graphically and comment.
(c) Calculate the mean and modal scores and comment

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