Bivariate Data

Which of the following lines represents the line of best fit for the scatter plot?

• A

• B

• C

• D

What type of correlation is shown in the scatter plot?

• Positive Linear Correlation

• Negative Linear Correlation

• Non-Linear Correlation

• No Correlation

What is the trend for this scatter plot

• Negative

• Positive

• None

What would be the correlation be between study time and test grades?

• positive correlation

• negative correlation

• no correlation

• cannot be determined

___ data for two variables.

• trivariate

• bivariate

• positive

• negative

Bivariate data is the study of how many variables?

• 3

• 1

• 2

• 0

What is a line of best fit used for?

• To predict things

• To have a better understanding of the graph

• To connect the points

• To make you look smart

If a line of best fit models the data very well, what would you expect to see in a graph of the data and the line?

• The line connects a lot of the points.

• The line is underneath all the points.

• The line is non-linear.

• The line is close to all the points.

How would you describe the association in the following scatter plot?

• Positive association

• Negative association

• No association

• Normal associaiton

What is the relative frequency students that prefer math?

(a)