Scatter Plots & Line of Best Fit

Front

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

Back

35

Front

Predicted income for 22 hours worked on an assembly job.

Back

$449.60

Front

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

Back

none

Front

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

Back

No

Front

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

Back

Yes

Front

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

Back

C

Front

The table shown is comparing a person's foot length to their height in cm. Calculate a line of best fit.

Back

f(x) = 127x + 25.05

Front

Find the line of best fit: y = 6.3x + 62, y = 62x + 6.3, y = 3x + 84, y = 84x + 3

Back

y = 6.3x + 62

Front

Find the line of best fit: y = 0.42x - 20, y = -20x + 0.42, y = 67x + 8.5, y = 8.5x + 67

Back

y = 0.42x - 20

Front

The red line represents the line of best fit for the scatter plot. How many ice cream sales are expected if the temperature is 90°? Options: 55, 0, 103, 100

Back

55