Describing Association of Scatterplots

5th Period
Scatterplot
Data

​Group C Group B

​Height (inches)

​Age (years)

​Height (inches)

​Number of Pets Owned

​Group A

​Height (inches)

​Estimated Weight (pounds)

7th Period
Scatterplot
Data

​Group C Group B

​Height (inches)

​Age (years)

​Height (inches)

​Number of Pets Owned

​Group A

​Height (inches)

​Estimated Weight (pounds)

Multiple Choice

PARTNER PRACTICE

1. Identify the relationship between the variables as positive association, negative association or no association.

• Positive association

• Negative association

• No association

Multiple Choice

PARTNER PRACTICE

2. Identify the relationship between the variables as positive association, negative association or no association.

• Positive association

• Negative association

• No association

Multiple Choice

PARTNER PRACTICE

3. Identify the relationship between the variables as positive association, negative association or no association.

• Positive association

• Negative association

• No association

Multiple Choice

PARTNER PRACTICE

4. Identify the relationship between the variables as positive association, negative association or no association.

• Positive association

• Negative association

• No association

Multiple Choice

GUIDED PRACTICE- RELATIONSHIPS OF SCATTER-PLOTS

Julia made 25 international long-distance phone calls to London last month. The scatterplot shows the length and cost of each phone call she made. Which conclusion is best supported by the scatterplot?

• As the length of a call increases, the cost of the call also increases.

• As the length of the call increases, the cost of the call remains the same.

• As the length of the call increases, the cost of the call decreases.

• There is no relationship between the length of a call and the cost of a call.

Multiple Choice

EXIT TICKET 11/20 - TEK 8.11A

A math teacher observed that as the number of hours students studied their multiplication facts increased, the number of errors the students made on their multiplication tests decreased.  Which scatterplot could support this teacher’s observation?