Unit 6 Applied Review

What is the equation of the line of best fit?

• y= 2x

• y=3x+7

What is the equation of the line of best fit

• y= -2x + 10

• y= 10x+ 2

• y= 10

Which would NOT likely be the variables represented on the scatter plot?

• The number of miles driven and the gallons of gas used.

• The number of students in a school and the number of unused lockers.

• The number of items ordered at a restaurant and the cost of the bill.

• The number of customers in a store and the length of the wait at the register.

What type of association is there between the variables shown on this scatter plot?

• Strong, Positive Association
• Strong, Negative Association
• Weak, Positive Association
• No Association

Describe the association for the graph.

• Linear and Positive

• Linear and Negative

• Non-Linear and Positive

• Non-Linear and Negative

• Non-Linear and No Association

Which scatterplot does NOT suggest a linear relationship between x and y?

• 
• 
• 
• 

Describe the association for the scatterplot based on data plotted.

• As the weeks increase, the amount of money on the gift card increases.

• As the weeks decrease, the amount of money on the gift card increases.

• There is no relationship between the time in weeks and the amount of dollars.

• As the weeks increase, the amount of money on the gift card decreases.

Which best describes the form of this scatterplot?

• linear

• nonlinear

• scattered

• no correlation

Number of pets a person has and number of books a person has read

• Positive Correlation

• Negative Correlation

• No Correlation

Number of days absent from school vs. math average

• Positive Correlation

• Negative Correlation

• No Correlation