Scatter Plots

Determine whether the data show a linear relationship. If so, write an equation of a line of fit. Estimate y when x = 15 and explain its meaning in the context of the situation.

As x increases, y increases

• correlation coefficient

• causation

• positive correlation

• negative correlation

Determine whether the data show a linear relationship. If so, write an equation of a line of fit. Estimate y when x = 15 and explain its meaning in the context of the situation.

What represents the y axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car

What type of correlation is shown in this plot?

• Positive

• Negative

• No Correlation

What kind of slope would the graph of the model have?

• Positive

• Negative

• There's no association

Which graphs has a negative association?

• A

• B

• C

• D

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°?

• 55

• 0

• 103

• 100

What type of association does this graph have?

• positive 

• negative

• none

• all of the above

What represents the x axis?

• ABC Company

• Hours Worked

• Amount Earned in Dollars

• Hours in Car