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Chapter 11: Q. 12 (page 614)

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

1300,2800,9100,7600,3100,2200,1300,2500,4200,1800,1100,6000

Short Answer

Expert verified

The frequency table and the histogram are as follows:

Intervals

Frequency

1000−40001000−4000

8

4000−8000

3

8000−12000

1

Step by step solution

01

Step 1. Given Information.

The provided numbers are,

1300,2800,9100,7600,3100,2200,1300,2500,4200,1800,1100,6000

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

1000−4000

|||||||

8

4000−8000

|||

3

8000−12000

|

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

1000−4000

8

4000−8000

3

8000−12000

1

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Most popular questions from this chapter

To prepare for success in this chapter, test your knowledge of these concepts and skills. You may want to look at the pages referred to in blue for additional review.

Give an example of an event involving a number cube.

Tell which data display(s) allow you to identify the specified information.

The greatest value of the data set.

A theatre group handed out cards at its last performance to gather information about the ages of people who attend the group’s performance. The histogram shows the results of the survey.

  1. What percent of people who attended the show were under 30 years old? Round your answer to the nearest percent.
  2. In which age group does the median age fall? Explain.
  3. The theatre group advertise its performance on the ratio. Should the group advertise on a station that younger adults like or one that older adults like? Explain.

Find the surface area of the prism, cylinder, or pyramid. Round to the nearest whole number.

In Exercises 6-8, tell whether the data are numerical or categorical. The tell which data display(s) you would use to display the data. Explain your reasoning.

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