M8 Scatterplots

Front

Which of these points appears to be an Outlier? Options: A, B, C, D

Back

C

Front

The amount of time spent working compared to the amount of money earned

Back

positive correlation

Front

Equation of the LINE OF BEST FIT for the data: y = 1.3X – 16, y = -1.3x + 16, y = -1.3x – 16, y = 1.3x + 16

Back

y = -1.3x + 16

Front

Does this data show a “linear” or “nonlinear” association?

Back

nonlinear

Front

Predict the number of coats sold using the equation C = -3T + 150 when the average temperature is 20°.

Back

90

Front

What type of correlation do the data at the right represent? Options: positive, negative, no correlation

Back

no correlation

Front

The amount of time students spent playing video games the night before a test compared to their respective grades on that test

Back

negative correlation

Front

If two quantities A and B exhibit a negative correlation, then as quantity A increases, quantity B would . . .?

Back

decrease

Front

Equation of the LINE OF BEST FIT for the data shown? Options:

y = 3x – 8

,

y = -3x – 8

,

y = -3x + 8

,

y = 3x + 8

Back

y = 3x – 8

Front

Suppose a LINE OF BEST FIT passes through the points (4, 8) and (6, 2). The SLOPE of this line is . . .?

Back

-3