Review of Scatter Plots

Which sentence describes the relationship shown on this scatter plot?

• As the temperature decreases, the visitors increase.

• As the temperature increases, the number of visitors increases.

• As the visitors increase, the temperature decreases.

• No correlation

Based on the scatterplot, which of the following conclusions about the relationship between her height and weight is true?

• There is a negative relationship between height and weight

• There is a positive relationship between height and weight

• There is a constant relationship between height and weight

• There is no relationship between height and weight

What type of correlation does this graph have?

• positive

• negative

• none

• all of the above

What type of correlation does this graph have?

• Negative

• no association

• positive

In a scatterplot, an outlier...

• ...is something we didn't learn 8th grade

• ...is a puppet with a long nose named Pinocchio

• ...is a point that is far outside the main cluster of points/ordered pairs

• ...is a really naughty point who doesn't tell the truth when outside

Does this have a linear association?

• Yes

• No

What type of association does this scatter plot show?

• Positive Association

• Negative Association

• No Association

How many bags of potatoes would you expect if there were 6 bags of seeds planted?

• 125

• 150

• 175

• 8

Which association best describes the relationship between the two variables for the following situation?
Pounds of grapes you buy and the amount of money you spend on grapes.

• Positive Association

• Negative Association

• No Association

The relationship between temperature, in degrees Fahrenheit, and the number of ice cream cones sold is shown in the scatter plot. How does the outlier affect the trend line?

• The slope decreases.

• The slope increases.

• The slope changes sign.

• The slope is not affected.