Slide 4- 1 © 2012 Pearson Education, Inc. Quiz 1 For Use with Clicker System or ResponsWare Introductory Statistics: Exploring the World through Data, 1e by Gould and Ryan Sections 1.1 and 1.2

Data are…. A. Numbers B. Variables C. Numbers in context D. Categories Slide 4- 2 © 2012 Pearson Education, Inc. Response Counter

In statistics variables are... A. Characteristics of people or things B. Unknowns C. Letter or, symbols that represent numbers D. Values that vary from each other Slide 4- 3 © 2012 Pearson Education, Inc. Response Counter

A population is A. a set that contains all the information about everyone or everything B. data that is just one part of the entire set C. what advertisers give to consumers to get them to try a product D. a collection of variables Slide 4- 4 © 2012 Pearson Education, Inc. Response Counter

Numerical variables describe A. how the data were collected B. quantities of the objects of interest C. qualities of the objects of interest D. the units of measurement Slide 4- 5 © 2012 Pearson Education, Inc. Response Counter

Categorical variables describe A. where the data were collected B. quantities of the objects of interest C. qualities of the objects of interest D. why the data were collected Slide 4- 6 © 2012 Pearson Education, Inc. Response Counter

Gender is an example of a A. Categorical variable B. Numerical variable Slide 4- 7 © 2012 Pearson Education, Inc. Response Counter

Shoe size is an example of a A. Categorical variable B. Numerical variable Slide 4- 8 © 2012 Pearson Education, Inc. Response Counter

Height is an example of a A. Categorical variable B. Numerical variable Slide 4- 9 © 2012 Pearson Education, Inc. Response Counter

Eye color is an example of a A. Categorical variable B. Numerical variable Slide © 2012 Pearson Education, Inc. Response Counter

True or False: The advantage of the unstacked data format is that it can store as many variables as needed. A. True B. False Slide © 2012 Pearson Education, Inc. Response Counter