Slide 1- 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 1: Introduction to Statistics

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

The population is

A. A collection of observations.

B. A collection of methods for planning studies and experiments.

C. The complete collection of all elements.

D. A subcollection of members drawn from a larger group.

Slide 1- 3Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

The population is

A. A collection of observations.

B. A collection of methods for planning studies and experiments.

C. The complete collection of all elements.

D. A subcollection of members drawn from a larger group.

Slide 1- 4Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

A self-selected study is a source of bias in which factor of statistical analysis?

A. Source of the data.

B. Context of the data.

C. Mathematical calculations.

D. Sampling method.

Slide 1- 5Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

A self-selected study is a source of bias in which factor of statistical analysis?

A. Source of the data.

B. Context of the data.

C. Mathematical calculations.

D. Sampling method.

Slide 1- 6Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Which is an example of quantitative data?

A. Weights of high school students.

B. Genders of actors and actresses.

C. Colors of the rainbow.

D. Consumer ratings of a particular automobile (below average, average, and above average).

Slide 1- 7Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Which is an example of quantitative data?

A. Weights of high school students.

B. Genders of actors and actresses.

C. Colors of the rainbow.

D. Consumer ratings of a particular automobile (below average, average, and above average).

Slide 1- 8Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Which is not an example of continuous data?

A. Temperature on a thermometer.

B. Number of students in an algebra class.

C. Mean weight of 100 flour sacks.

D. Amount of water pumped from a pond per day.

Slide 1- 9Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Which is not an example of continuous data?

A. Temperature on a thermometer.

B. Number of students in an algebra class.

C. Mean weight of 100 flour sacks.

D. Amount of water pumped from a pond per day.

Slide 1- 10Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Questions on a survey are scored with integers 1 thru 5 with 1 representing Strongly Disagree and 5 Strongly Agree. This is an example of what kind of measurement?

A. Nominal.

B. Ratio.

C. Ordinal.

D. Interval.

Slide 1- 11Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Questions on a survey are scored with integers 1 thru 5 with 1 representing Strongly Disagree and 5 Strongly Agree. This is an example of what kind of measurement?

A. Nominal.

B. Ratio.

C. Ordinal.

D. Interval.

Slide 1- 12Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

In a large lecture room class of 300 students, a sample of 10 was taken to determine the male/female make up of the class. Which misuse of statistics does this represent?

A. Percentages.

B. Precise numbers.

C. Missing data.

D. Small samples.

Slide 1- 13Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

In a large lecture room class of 300 students, a sample of 10 was taken to determine the male/female make up of the class. Which misuse of statistics does this represent?

A. Percentages.

B. Precise numbers.

C. Missing data.

D. Small samples.

Slide 1- 14Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

At a security checkpoint to a government facility, every 10th individual was more thoroughly searched than the others. What type of sampling is this?

A. Systemic.

B. Convenience.

C. Stratified.

D. Cluster.

Slide 1- 15Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

At a security checkpoint to a government facility, every 10th individual was more thoroughly searched than the others. What type of sampling is this?

A. Systemic.

B. Convenience.

C. Stratified.

D. Cluster.

Slide 1- 16Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Casualty data from the great flu epidemic of 1918 were collected for a study. This represents what type of study?

A. Cross-sectional.

B. Retrospective.

C. Prospective.

D. Qualitative

Slide 1- 17Copyright © 2010, 2007, 2004 Pearson Education, Inc. All Rights Reserved.

Casualty data from the great flu epidemic of 1918 were collected for a study. This represents what type of study?

A. Cross-sectional.

B. Retrospective.

C. Prospective.

D. Qualitative