Question 2 David set a mathematics quiz for his students. The quiz is marked out of 10. His students’ marks are summarized in the table below: Marks Number of students 2 5 3 6 4 4 5 1 6 15 7 20 8 10 9 3 (a) Construct an appropriate frequency table and draw a histogram to depict the data above (b) Compute the mean (c) Calculate the variance and standard deviation (d) Calculate the coefficient of variation (e) Interpret the distribution of marks as shown in your histogram
Question 2 David set a mathematics quiz for his students. The quiz is marked out of 10. His students’ marks are summarized in the table below: Marks Number of students 2 5 3 6 4 4 5 1 6 15 7 20 8 10 9 3 (a) Construct an appropriate frequency table and draw a histogram to depict the data above (b) Compute the mean (c) Calculate the variance and standard deviation (d) Calculate the coefficient of variation (e) Interpret the distribution of marks as shown in your histogram
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter10: Statistics
Section10.5: Comparing Sets Of Data
Problem 14PPS
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Question 2
David set a mathematics quiz for his students. The quiz is marked out of 10. His students’ marks are
summarized in the table below:
Marks | Number of students |
2 | 5 |
3 | 6 |
4 | 4 |
5 | 1 |
6 | 15 |
7 | 20 |
8 | 10 |
9 | 3 |
(a) Construct an appropriate frequency table and draw a histogram to depict the data above
(b) Compute the mean
(c) Calculate the variance and standard deviation
(d) Calculate the coefficient of variation
(e) Interpret the distribution of marks as shown in your histogram
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