Michael is taking a self-paced math class. His scores for each of the 20 quizzes during the academic year are shown below. Quiz scores: 80 71 88 85 77 89 73 87 87 86 85 75 72 84 89 73 81 68 86 75 a. Construct a frequency distribution for the grouped data using the following classes with width 6: 66 to 71 72 to 77 78 to 83 84 to 89 b. Calculate the relative frequency for each class.

Michael is taking a self-paced math class. His scores for each of the 20 quizzes during the academic year are shown below. Quiz scores: 80 71 88 85 77 89 73 87 87 86 85 75 72 84 89 73 81 68 86 75 a. Construct a frequency distribution for the grouped data using the following classes with width 6: 66 to 71 72 to 77 78 to 83 84 to 89 b. Calculate the relative frequency for each class.

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018

18th Edition

ISBN:9780079039897

Author:Carter

Publisher:Carter

Chapter10: Statistics

Section10.6: Summarizing Categorical Data

Problem 4DGP

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Question

Michael is taking a self-paced math class. His scores for each of the 20 quizzes during the academic
year are shown below.
Quiz scores: 80 71 88 85 77
89 73 87 87 86
85 75 72 84 89
73 81 68 86 75
a. Construct a frequency distribution for the grouped data using the following classes with
width 6:
66 to 71 72 to 77 78 to 83 84 to 89
b. Calculate the relative frequency for each class.

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