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Chapter 11: Q. 10 (page 614)

Use the data to make a frequency table and a histogram.

9,15,2,4,9,11,10,1,18,4,9,2,8,7,4,11,10,9,16,5

Short Answer

Expert verified

The frequency table and the histogram are as follows:

Intervals

Frequency

0−4

3

4−8

5

8−12

8

12−16

1

16−20

1

Step by step solution

01

Step 1. Given Information.

The provided numbers are,

9,15,2,4,9,11,10,1,18,4,9,2,8,7,4,11,10,9,16,5

02

Step 2. Frequency Table.

Make intervals of equal size for the provided data. Record the interval in which a particular data value lies by using the tally marks. For each interval, count the number of tally marks and write the frequency.

Intervals

Tally Marks

Frequency

0−4

" width="9">|||

3

4−8

||||

5

8−12

|||||||

8

12−16

|

1

16−20

|

1

03

Step 3. Histogram.

Draw the horizontal and vertical axes. Label the intervals on the horizontal axis and the frequencies on the vertical axis.

Construct a bar to show the frequency of each interval.

04

Step 3. Conclusion.

The frequency table and the histogram are as follows:

Intervals

Frequency

0−4

3

4−8

5

8−12

8

12−16

1

16−20

1

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