Chapter 4 Review

Which of the following lines is PARALLEL to the graph of

y = -6x + 3

and goes through the point

(-1,4)?

• y=1/6x +25/6

• y = 1/6x + 4

• y = -6x - 2

• y = -6x + 4

Which is the equation of the line that is PARALLEL to the graph of

y = 5x + 7

and has a y-intercept at

(0, -2)?

• y = 5x - 2

• y = -2x + 7

• y = 5(x - 2)

• y = -1/5x - 2

Which of the following represents the equation of the line passing through

(-4, 5)

PERPENDICULAR to the line

y = -1/2x + 5/2?

• y = 2x + 13

• y = 2x + 5

• y = -1/2x + 3

• y = -1/4x + 11/2

Determine the equation of the line that is PERPENDICULAR to the line

y = -1/4x + 1/12

and contains the point

(-2, 6).

• y = 4x + 6

• y = 4x + 14

• y = 3x + 12

• y = -1/4x + 11/2

What is the correlation?

• Negative correlation
• No correlation
• Positive correlation
• All of the above

Tags

CCSS.HSF-LE.A.1B

What type of correlation does this graph have?

• positive
• negative
• none
• all of the above

Tags

CCSS.HSF-LE.A.1B

Find the slope for the trend line using points (2,2) and (4,3)

• 2
• 1/2
• -2
• -1/2

Tags

CCSS.8.EE.B.5

What type of correlation does this scatter plot show?

• positive

• negative

• no correlation

• all the above

Which of the following lines represents the line of best fit for the scatter plot?

• A
• B
• C
• D

Tags

CCSS.8.EE.B.5

Which of the following could be a possible line of best fit for the data?

• y = -5/4x + 20

• y = -x + 19

• y = x + 20

• y = 2/3x + 15