Scatter Plots and Line of Best Fit

Front

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

Back

no association

Tags

CCSS.HSS.ID.B.5

Front

Predict the number of chapters in a book with 140 pages using the trend line from a scatter plot showing the relationship between chapters and pages.

Back

14 chapters

Tags

CCSS.HSF.BF.A.2

Front

About how many male math teachers were there in 2006? Options: 15, 30, 35, 45

Back

35

Tags

CCSS.HSF.IF.B.4

Front

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

Back

Graph C

Tags

CCSS.8.F.A.3

Front

Based on a scatterplot showing the relationship between the number of absences and a student’s final exam score, what score should a student with 6 absences get? Options: 85, 92, 70, 76

Back

76

Front

What is a line of best fit used for?

Back

To make predictions

Tags

CCSS.8.SP.A.2

Front

Is this line an accurate line estimate of best fit for the data?

Back

Yes

Tags

CCSS.HSF-LE.A.1B

Front

Equation of the line of best fit:

Back

y= -2x + 10

Tags

CCSS.8.EE.B.5

Front

Which line is the best line of best fit? Options: a, b, c, i don't see any lines

Back

b

Tags

CCSS.8.SP.A.2

Front

Shown is a residual plot. Would a linear regression model of the data be most appropriate?

Back

NO