Analyzing Scatterplots

What represents the Response Variable?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

If the correlation value is r = 0.82, then what is the strength of the relationship between length of running start and distance of long jump?

• Strong Positive

• Strong Negative

• Weak Positive

• Weak Negative

Which graph has no association?

• A

• B

• C

• D

As x increases, y increases

• correlation coefficient

• causation

• positive correlation

• negative correlation

What kind of correlation does this scatterplot show?

• negative correlation

• no correlation

• positive correlation

What type of correlation does this scatterplot represent?

• positive correlation

• no correlation

• negative correlation

The scatterplot shows the relationship between the number of tickets bought and the amount of money spent buying tickets.  Which would be a reasonable prediction for the cost of buying 6 tickets?

• $8

• $15

• $12

• $20

What type of relationship does this scatter plot show?

• Positive

• Negative

• No Relationship

• Constant

Which scatter plot shows a positive relationship?

• Graph A

• Graph B

• Graph C

• Graph D

The graph shows the number of years attending college and the average annual salary. Based on the scatterplot, which of the following conclusions can be made about the relationship between the number of years attending college and the amount of money earned?

• A positive trend, as the number of years of college increases so does the amount of money earned.

• A negative trend, as the number of years in college increase, the amount of money decreases.

• A negative trend, as the number of years in college decreases, the amount of money increases.

• There is no correlation between years in college and money earned.