M1 Honors Quiz 4 Review

What kind of correlation?

• Positive
• Negative
• No

Tags

CCSS.HSS.ID.B.5

What kind of correlation?

• Positive
• Negative
• No

Tags

CCSS.HSS.ID.B.5

Estimate the correlation coefficient for this scatterplot.

• A) r = 1.2

• B) r = 0.89

• C)r = 0

• D) r = -0.89

Tags

CCSS.HSS.ID.C.8

Write the equation for the table given

• y = 1/3x
• y = 3x
• y = 1/2x

Tags

CCSS.6.EE.C.9

What is the line of best fit?

• f(x)= 5x+1.82

• cannot be determined

• f(x)= 1.82x + 5.02

• f(x)= 1.1x + 4.2

Tags

CCSS.8.EE.B.5

A restaurant sells pizza for the prices in the data table.  Calculate the linear regression equation of the data.

• y = 1.5x + 12
• y = 12x + 1.5
• y = 0.67x - 8
• y = -8x + 0.67

Tags

CCSS.8.EE.C.8C

The linear regression equation is y = 61.93x - 1.79.  Use the equation to predict how far this person will travel after 10 hours of driving.

• 10 miles
• 617.5 miles
• 0.19 miles
• 500 miles

Write the linear regression equation for the following data points. Round to the nearest hundredth.

Tags

CCSS.8.EE.C.8C

Describe the correlation.

• Negative correlation

• No correlation

• Positive correlation

• Constant correlation

Tags

CCSS.HSS.ID.B.5

What type of correlation does this graph have?

• Positive correlation

• Negative correlation

• No correlation

• Constant correlation

Tags

CCSS.HSS.ID.B.5