3a. The table below shows the distribution of marks on a test for a groof 70 students. Copy and complete the table to show the cumulativefrequency for the distribution.MarkFrequencyFrequency Cumulative1-1011-2021 - 301631-4014161261 7071-8070 Using a scale of 1 cm to represent 5 marks on the horizontal axis and 1 cmto represent 5 students on the vertical axis, draw the cumulative frequencycurve for the scores.

Given: Mark Frequency Cumulative frequency 1-10 2 2 11-20 5 7 21-30 9 16 31-40 14…

a. The table below shows the distribution of marks on a test for a grc 70 students. Copy and complete the table to show the cumulative requency for the distribution. Mark Frequency Frequency Cumulative 1-10 2 2 11-20 21 - 30 16 31-40 14 41-50 16 51-60 12 61 70 --- 71-80 70

a. The table below shows the distribution of marks on a test for a grc 70 students. Copy and complete the table to show the cumulative requency for the distribution. Mark Frequency Frequency Cumulative 1-10 2 2 11-20 21 - 30 16 31-40 14 41-50 16 51-60 12 61 70 --- 71-80 70

Holt Mcdougal Larson Pre-algebra: Student Edition 2012

1st Edition

ISBN:9780547587776

Author:HOLT MCDOUGAL

Publisher:HOLT MCDOUGAL

Chapter11: Data Analysis And Probability

Section11.4: Collecting Data

Problem 3E

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Question

100%

3a. The table below shows the distribution of marks on a test for a gro
of 70 students. Copy and complete the table to show the cumulative
frequency for the distribution.
Mark
Frequency
Frequency Cumulative
1-10
11-20
21 - 30
16
31-40
14
16
12
61 70
71-80
70

Using a scale of 1 cm to represent 5 marks on the horizontal axis and 1 cm
to represent 5 students on the vertical axis, draw the cumulative frequency
curve for the scores.

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