24 59 80 31 58 75 55 75 85 37 79 78 80 96 42 66 93 82 56 75 54 11 65 76 79 24 84 99 80 68 39 70 84 57 67 76 89 61 75 42 61 79 a) Construct a stem-and-leaf plot for the examination grades (Hint: Use 10 as stem units, 1 as leaf units.) b) Calculate relative frequencies. c) Construct a relative frequency histogram; draw an estimate of the graph of the distribution and discuss the skewness of the distribution. d) Compute the sample mean, sample median, and sample standard deviation.
24 59 80 31 58 75 55 75 85 37 79 78 80 96 42 66 93 82 56 75 54 11 65 76 79 24 84 99 80 68 39 70 84 57 67 76 89 61 75 42 61 79 a) Construct a stem-and-leaf plot for the examination grades (Hint: Use 10 as stem units, 1 as leaf units.) b) Calculate relative frequencies. c) Construct a relative frequency histogram; draw an estimate of the graph of the distribution and discuss the skewness of the distribution. d) Compute the sample mean, sample median, and sample standard deviation.
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.4: Distributions Of Data
Problem 20PFA
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