Association in Data

What type of correlation does this scatterplot represent?

• negative correlation

• no correlation

• positive correlation

Choose ALL graphs that have a non-linear trend.

YOU WILL HAVE MORE THAN ONE ANSWER CHOICE SELECTED.

• 1

• 2

• 3

• 5

Tags

CCSS.8.EE.B.5

Which scatter plot shows a linear relationship between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

Tags

CCSS.8.F.A.3

Which scatter plot shows a linear relationship between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

Tags

CCSS.8.F.A.3

What conclusion can be made about 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

What is the correlation between length of running start and distance of jump?

• positive:  the further you run the further you jump

• negative: the less you run the less distance of your jump

• positive: the further your running start the less your distance

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

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

Susan recorded the time she ate dinner and the number of calories she consumed during dinner for six consecutive days. The results are shown in the table. Which best describes the association between the time Susan ate dinner and the number of calories she consumed?

• positive

• negative

• irrational

• almost none

Is there an association between gender and grade level?

• Yes, positive because as the grade level increases by number of males increase.

• Yes, negative because as the grade level increases by students decrease.

• No, the ratios of bars are pretty much the same from year to year.

What type of association does this scatter plot show?

• positive linear association

• negative linear association

• no association

• nonlinear association