Arabella

What kind of correlation?

• Positive
• Negative
• No

Tags

CCSS.HSF-LE.A.1B

What kind of correlation?

• Positive
• Negative
• No

Tags

CCSS.HSF-LE.A.1B

Estimate the correlation coefficient for this scatterplot.

• A) r = 1.2

• B) r = 0.89

• C)r = 0

• D) r = -0.89

Estimate the correlation coefficient for this scatterplot.

• A) r = -0.9

• B) r = 1

• C) r = 0.9

• D) r = -1

Estimate the correlation coefficient.

• r is close to zero

• r is close to -1

• r is close to 1

• r is close to -1.5

• r is close to 1.5

Tags

CCSS.8.F.B.4

CCSS.HSF.LE.A.2

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

• Yes

• No

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

• Yes

• No

Tags

CCSS.8.EE.B.5

Find the slope of the line with the following two points
(-10,6)  and (42, 6)

• undefined
• 0
• 12/52 or  3/13
• 4/36 or 1/9

Tags

CCSS.8.EE.B.5

Find the slope of the line with the following points
(6, -2)  and (3,7)

• 3/5
• 5/3
• 3/-9= 1/-3
• 9/-3 = 3/-1

Tags

CCSS.8.EE.B.5

Write the equation of the line.

• y=(3/5)x+1
• y=(3/5)x-1
• y=(5/3)x+1
• y=(3/5)x+1