Scatter Plot, Line of Best Fit, Outliers

Which of the following lines represents the line of best fit for the scatter plot?

• A

• B

• C

• D

The scatter graph shows the relationship between the age of a car and its value.

Describe the correlation shown on the diagram

• Positive

• Negative

• No Correlation

What type of correlation is shown?

• Positive correlation

• Negative correlation

• No correlation

Describe the correlation in the graph shown.

• Weak Negative

• Weak Positive

• Strong Negative

• Strong Positive

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

Describe the correlation in the graph shown.

• Strong Negative

• Strong Positive

• Weak Negative

• Weak Positive

Which scatter plot show a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D

The scatter graph shows the relationship between the amount of rainfall and the number of umbrellas sold each day.

Which statements are true?

• The greater the amount of rainfall, the fewer umbrellas sold

• The greater the amount of rainfall, the more umbrellas sold

• The smaller the amount of rainfall, the fewer umbrellas sold

• The smaller the amount of rainfall, the more umbrellas sold

The scatter graph shows the relationship between the age of a car and its value.

Which statements are true?

• The younger the car, the higher its value

• The older the car, the lower its value

• As the car gets older, the cheaper it gets

• The car is most expensive in the first few years

The scatter graph shows the relationship between the amount of rainfall and the number of umbrellas sold each day.

On another day, there was 8.5mm of rainfall. Estimate the number of umbrellas sold on that day.

• 80

• 40

• 120

• 30