Review for Scatterplots and Systems Quiz 1

What type of correlation?

The temperature outside and the amount of ice cream sales.

• Positive correlation

• Negative correlation

• No correlation

What type of association does this graph have?

• negative

• no correlation

• positive

Describe the correlation in the graph shown.

• Linear and Negative

• Linear and Positive

• Non-linear Negative

• Non-linear and Positive

The association value for this graph will indicate a

• Negative, non-linear

• Postive, Linear

• Negative, Linear

• Positive, non-linear

Describe the association for the graph.

• Linear and Positive

• Linear and Negative

• Non-Linear and Negative

• Non-Linear and Positive

• Non-Linear and No Association

Identify the type of association.
The color of your hair and the brand of toilet paper you use.

• Positive correlation
• Negative correlation
• No correlation

Identify the type of association.
The amount of gas left in the car and the number of miles driven.

• Positive
• Negative
• None

Marni recorded the cost of different weights of apples and made a scatter plot of her data. Based on the data, what is the best prediction of weight for apples that cost $18?

• 11 pounds

• 9 pounds

• 7.5 pounds

• 10 pounds

How would you describe the association?

• negative linear strong with outlier

• negative non linear weak

• positive linear moderate with outlier

• outlier

What best describes this association?

• positive non linear weak

• positive linear strong

• negative moderate non linear

• no association