Data Review

How many times did she practice for less than 30 minutes?

• 13

• 9

• 12

• 17

How many students sent between 10 and 19 text?

• 25

• 22

• 15

• 45

Which scatter plot shows a negative relationship?

• Graph A

• Graph B

• Graph C

• Graph D

Is the line a good fit for the data in the scatterplot?

• There are an equal number of data points above and below the line, so the line is a good fit.

• There are an equal number of data points above and below the line, but the line does not follow the trend, so it is not a good fit.

• There is no relationship between x and y, so the line is not a good fit.

• There is a non-linear association between the x and y values, so the line is not a good fit.

According to the table, what is the relative frequency of Students ages 14 - 17 who skip breakfast?

• About 27%

• About 35%

• About 15%

• About 30%

Choose the graph with a trend line that best fits the data.

• graph 1

• graph 2

• graph 3

• graph 4

Which of the following lines represents the trend line for the scatter plot?

• A

• B

• C

• D

Describe the association for the graph.

• Linear and Positive

• Linear and Negative

• Non-Linear and Negative

• Non-Linear and Positive

• Non-Linear and No association

Describe the association for the graph.

• Linear and Positive

• Linear and Negative

• Non-Linear and Negative

• Non-Linear and Positive

• Non-Linear and No Association

What type of correlation does this graph have?

• positive 

• negative

• none

• all of the above