Algebra I Quiz 4

• -3 2 7 12

• 5 2 -1 -4

• -3 -15 -75 -375

• 5 8 11 14

Tags

CCSS.HSF.BF.A.2

Indicate whether the statement is an example of association, causation, both association and causation, or neither association nor causation.

As the outside temperature in degrees Celsius increases, the number of minutes it takes for a bowl of ice cream to melt decreases.

• Association Only

• Causation Only

• Both Association and Causation

• Neither Association nor Causation

Indicate whether the statement is an example of association, causation, both association and causation, or neither association nor causation.

As the sale of winter coats increase, the outside temperature decreases.

• Association Only

• Causation Only

• Both Association and Causation

• Neither Association nor Causation

Which situation best shows causation?

• The length of a rectangle affects the width of the rectangle.

• The amount of time a cell phone is used affects the charge of its battery.

• The number of ice-cream bars sold affects the number of milkshakes sold.

• The number of soccerballs a team owns affects the number of games the team wins during the soccer season.

Which situation shows causation?

• When the number of people in a bus increases, the number of animals in a zoo also increases.

• When the number of hours worked each week by an hourly employee decreases, the amount of money earned by the employee also decreases.

• When the amount of a discount for a sale increases, the number of items sold during the sale decreases.

• When the number of bike trails in a city decreases, the amount of rainfall in the city increases.

A construction manager is monitoring the progress of the build of a new house. The scatterplot and table show the number of months since the start of the build and the percentage of the house still left to build. A linear function can be used to model this relationship.

Which function best models the data?

The table shows the number of species added to the United States endangered species list each year for several years. A linear function can be used to model the data.

Which correlation best describes the strength of the linear association between the number of species added to the United States endangered species list and the year?

• 47
• -14
• -61
• -47
• 14
• 61

Tags

CCSS.HSF.BF.A.2

A counselor asked college students who had jobs how many hours they worked each week. The counselor then compared the number of hours each student worked and the student's overall grade average. The table shows the data.

Based on the correlation coefficient for the data, what type of linear association exists between hours worked and overall grade average?

• Strong negative

• Weak negative

• Weak positive

• Strong positive

Tags

CCSS.HSF.LE.B.5

Which situation best represents association but NOT causation?

• When the number of spectators at a football game increases, the number of wins for the home team increases.

• When more gallons of water are put into the aquarium, the weight of the aquarium increases.

• When the amount of time an athlete runs increases, the distance she runs increases.

• When the charge of a cell phone battery increases, the number of minutes the phone can be used increases.