Scatter plots and line of best fit

Front

Equation of the line of best fit for distance remaining vs. time riding.

Back

y = -25x + 170

Front

Which scatterplot most likely has a line of best fit represented by y = - 2x + 1? Options: W, X, Y, Z

Back

Y

Front

Equation of the line of best fit for income earned by lawn companies vs. number of yards mowed.

Back

y = 30x

Front

What is the correlation? Options: Negative correlation, No correlation, Positive correlation, All of the above

Back

No correlation

Front

Scatterplot representing the relationship: As the age of the car increases, its value decreases. Options: A, B, C, D

Back

C

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

The scatter plot shows the number of books read by students in Mrs. Hall’s English class and their final grades. Which statement best describes the line of best fit? Options: The more books students read, the lower their English grade., The more books students read, the higher their English grade., The fewer books students read, the higher their English grade., No relationship exists between the number of books students read and their English grades.

Back

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

Front

In the scatter plot, does the image show a "Line of Best Fit"?

Back

No

Front

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

Back

C

Front

The scatterplot below suggests which of the following types of data relationship? Options: Weak, negative, weak, positive, strong, negative, strong, positive

Back

strong, positive