Lesson 1.1 - 1.3 Practice

What is the type of association?

• Negative Linear

• Positive Linear

• No Association

• Who Even Knows

Which sentence describes the relationship shown on this scatter plot?

• As the temperature increases, the number of visitors increases.

• No correlation

• As the temperature decreases, the visitors increase.

• As the visitors increase, the temperature decreases.

What type of association does this graph have?

• none

• negative linear

• positive linear

• all of the above

What are the coordinates of the outlier?

• (9,1)

• y=x

• (2,2)

• (1,9)

The scatter plot shows the number of books read by students in Mrs. Hall's English class and their final grades. Which statement represents the best description about the line of best fit?

• The more books student read, the higher their English grade.

• No relationship exists between the number of books students read and their English grades.

• The more books students read, the lower their English grade.

• The fewer books students read, the higher their English grade.

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

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

• positive: the further you run the further you jump

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

• Why are you asking me this?

Which graph represents a positive correlation?

• D

• B

• C

• A

In a scatterplot, an outlier...

• ...is a point on the origin

• ...is something we didn't learn in 8th grade

• ...is a point that is far outside the main cluster of points/ordered pairs

• ...is a group of points that are close together

What type of correlation is shown in the scatter plot?

• Negative Linear Correlation

• Non-Linear Correlation

• No Correlation

• Positive Linear Correlation

In a scatterplot, a cluster is ...

• ...is something we didn't learn in 8th grade

• ...is a point on the origin

• ...is a point that is far outside the main cluster of points/ordered pairs

• ...is a group of points that are close together