Line of Best Fit Real World Problems

Front

Predict the number of pages in a book with 19 chapters using the trend line from a scatter plot showing the relationship between chapters and pages.

Back

190 pages

Front

What type of correlation does this scatter plot show? Options: positive, negative, no correlation, nonlinear association

Back

negative

Front

Describe the correlation in the graph shown.

Back

Strong Positive

Front

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

Back

35

Front

Based on a scatterplot showing the relationship between absences and final exam scores, what score should a student with 6 absences get? Options: 65, 92, 70, 76

Back

76

Front

Based on the graph, if Joe earned $400, how many hours did he work? Options: 25 hours, 35 hours, 45 hours, 15 hours

Back

25 hours

Front

What type of association does this graph show?

Back

none

Front

Adrianna has $20 in her savings account. Each week she will add $5 to it. Which equation represents this situation?

Back

y=5x+20

Front

What is the line of best fit? Options: y = 5/3x + 375, y = 1/3x + 475, y = 5/3x + 3, y = 1/3x + 375

Back

y = 5/3x + 375

Front

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

Back

no association