Scatterplots

by Ashly Winkle

| 22 Questions1

1

What is the X variable of the above scatterplot?

Number of hours spent doing homework

Number of hours spent watching TV

2

1

What is the Y variable of the above scatterplot?

Number of hours spent doing homework

Number of hours spent watching TV

3

4

3

1

What sales amount could be expected if the
company shown in the graph spends $6750
in advertising?

A 120

B 122

C 124

D 126

4

1

Sales of 108 could be expected from what advertising budget?

A $5,550

B $5,750

C $6,000

D $6,250

5

6

7

5

1

What type of correlation is this?

No correlation

Positive correlation

Negative correlation

6

1

What type of correlation is this?

No correlation

Positive correlation

Negative correlation

7

1

What type of correlation is this?

No correlation

Positive correlation

Negative correlation

Look at the scatterplots and answer the questions the questions.

8

1

What are the variables being graphed?

9

1

Describe what happens to sales as more advertising dollars are spent?

Sales stay the same

Sales decrease

Sales increase

10

1

So as one variable gets larger, the other also gets larger.

This is an example of a relationship which shows

____________ CORRELATION.

Positive

Negative

No

11

1

What are the two variables being graphed?

12

1

As the weight of cars increases, what happens to the miles per gallon?

Increase

Decrease

No change

13

1

So as one variable gets larger, the other gets smaller.

This is an example of a relationship which shows ______________ CORRELATION.

Positive

Negative

No

14

1

What are the two variables being graphed?

15

1

As the temperature increases, what happens to the sales?

Increase

Decrease

Nothing

16

1

So as one variable gets larger, the other isn’t affected.

This is an example of a relationship which shows ______________ CORRELATION.

Positive

Negative

No

17

1

A car weighing 3,500 lbs. could be expected to get approximately _________ miles per gallon.

15

20

25

30

18

1

A car that gets 25 miles per gallon could be expected to weigh approximately ________ lbs.

1200

2200

3200

4200

19

1

A car weighing 3,000 lbs. could be expected to get approximately __________ miles per gallon.

15

20

25

30

20

1

Mark all that are true about the relationship shown between stopping distance and speed of cars from the 1920’s.

No correlation

Positive correlation

Negative correlation

As speed increases, stopping distance increases

As speed increases, stopping distance decreases

21

1

Complete the statement about the relationships shown by the graphs.

Graph A shows ________ correlation

positive

negative

no

22

1

Complete the statement about the relationships shown by the graphs.

Graph B shows ________ correlation

positive

negative

no

Now, go to the Scatter Plot Practice Formative.

CLICK HERE FOR THE ASSIGNMENT.

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