Bivariate Data- Scatterplots/Trend Lines

Front

What type of correlation (association) between the outside temperature and the amount of layers you wear? Options: Positive correlation, Negative correlation, No correlation

Back

Negative correlation

Front

What is the type of association? Options: Negative, no association, positive

Back

no association

Front

Predict the number of chapters in a book with 180 pages using the trend line from a scatter plot showing the relationship between chapters and pages.

Back

18 chapters

Front

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

Back

positive:  the further you run the further you jump

Front

What type of association does this graph have? Options: positive, negative, none, all of the above

Back

positive

Front

The scatter plot shows the number of books read by students in Mrs. Hall’s English class and their final grades. What does the line of best fit indicate?

Back

The more books students read, the higher their English grade.

Front

Which scatter plot shows a linear relationship between x and y? Options: Graph A, Graph B, Graph C, Graph D

Back

Graph C

Front

What does the x variable represent?

Back

The number of laps

Front

Which line represents the line of best fit for the scatter plot? Options: A, B, C, D

Back

C

Front

What is a line of best fit used for?

Back

To make predictions