Quiz Scatter Plots, Two -way Frequency, SD

• positive trend

• negative trend

• no trend

• positive trend

• negative trend

• no trend

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

• Yes

• No

What is the equation of the line of best fit

• y= -2x + 10

• y= 10x+ 2

• y= 10

What is the equation of the line of best fit?

• y= 2x

• y=3x+7

Which scatter plot shows a linear relationship between x and y?

• Graph A

• Graph B

• Graph C

• Graph D

Can you draw a line of best fit?

• Yes

• No

• 
• 
• 
• 

Match each scatter plot to its description.

• Positive Correlation

• 
• No Correlation

• 
• Negative Correlation

• 

If Joe worked 30 hours, how much is he expected to earn?

• $600
• $200
• $1000
• $800