Exam 1: Getting Started

-The figure above shows how the relationship between the number of hours per week a high school student spends on the web and the student's SAT score.Is the relationship between hours on the web and the SAT score positive,negative,neither? Explain your answer.

Suppose the relationship between a person's age and his or her height is plotted with the age measured along the x-axis and the height measured along the y-axis.Then,the curve showing this relationship is

-In the above figure,as the y variable increases,

Which of the following is an example of a normative economic statement?

Which of the following is an example of a normative statement?

A straight line falls when moving rightward along it.Hence the slope of the line is

"As the price of gasoline increases,fewer people buy cars that are gas guzzlers." A graph showing this relationship would

Which of the following is the best example of a "What?" question?

The marginal benefit of an activity is I.the benefit from a one-unit increase in the activity. Ii.the benefit of a small,unimportant activity. Iii.measured by what the person is willing to give up to get one additional unit of the activity.

When the Dallas Cowboys score more than 30 points in a game,they win the game.This is an example of

Define economics and describe its branches of study.

-In the above,which figure(s)show(s)both a positive and a negative relationship between the variables?

When a third string NFL quarterback earns more than a police officer,society answers the ________ question.

If two variables are unrelated,their graph is

In examining two variables,we find that as one variable changes,the other changes.These variables are said to be

Which of the following statements is a normative statement?

What typically happens to benefits as the amount of an activity is increased?

When economists use the term "correlation," they are referring to

Correlation means

-The graph shows