Slide 2- 1Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Active Learning Lecture Slides For use with Classroom Response Systems

Elementary Statistics Eleventh Edition

and the Triola Statistics Series

by Mario F. Triola

Chapter 2: Summarizing and Graphing

Data

Slide 2- 2Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

A sample value that lies very far away from the majority of the other sample values is

A. the center.

B. a distribution.

C. an outlier.

D. a variance.

Slide 2- 3Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

A sample value that lies very far away from the majority of the other sample values is

A. the center.

B. a distribution.

C. an outlier.

D. a variance.

Slide 2- 4Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

A table that lists data values along with their counts is

A. an olgive.

B. a frequency distribution.

C. a cumulative table.

D. a histogram.

Slide 2- 5Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

A table that lists data values along with their counts is

A. an olgive.

B. a frequency distribution.

C. a cumulative table.

D. a histogram.

Slide 2- 6Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

The smallest numbers that can actually belong to different classes are

A. upper class limits.

B. class boundaries.

C. midpoints.

D. lower class limits.

Slide 2- 7Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

The smallest numbers that can actually belong to different classes are

A. upper class limits.

B. class boundaries.

C. midpoints.

D. lower class limits.

Slide 2- 8Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

A bar graph where the horizontal scale represents the classes of quantitative data values and the vertical scale represents the frequencies is called

A. a frequency distribution.

B. a histogram.

C. a dot plot.

D. a pie chart.

Slide 2- 9Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

A bar graph where the horizontal scale represents the classes of quantitative data values and the vertical scale represents the frequencies is called

A. a frequency distribution.

B. a histogram.

C. a dot plot.

D. a pie chart.

Slide 2- 10Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

The pie chart below shows the percent of the total population of 12,200 of Springfield living in the given types of housing. Find the number of people who live in single family housing (round to nearest whole number.)

A. 4758 people

B. 39 people

C. 5368 people

D. 7442 people

Single family 39%

Duplex 2%Townhouse 6%

Condo 18%

Apartments 35%

Slide 2- 11Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

The pie chart below shows the percent of the total population of 12,200 of Springfield living in the given types of housing. Find the number of people who live in single family housing (round to nearest whole number.)

A. 4758 people

B. 39 people

C. 5368 people

D. 7442 people

Single family 39%

Duplex 2%Townhouse 6%

Condo 18%

Apartments 35%

Slide 2- 12Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Drawings of objects used to depict data are called

A. scatterplots.

B. pictographs.

C. dot plots.

D. pie charts.

Slide 2- 13Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Drawings of objects used to depict data are called

A. scatterplots.

B. pictographs.

C. dot plots.

D. pie charts.