Pre Algebra Scatter Plots

What is the equation of the trend line in the scatter plot?

• y = 6/7x + 10

• y = 7/6x + 10

• y = 10x + 6/7

• y = 10x + 7/6

Does this scatter plot show a positive trend, a negative trend, or no trend?

• positive trend

• negative trend

• no trend

What is the equation of the trend line in the scatter plot?

• y = 2x + 40

• y = 2x + -80

• y = 40x + 2

• y = -80x + 2

Does this scatter plot show a positive trend, a negative trend, or no trend?

• positive trend

• negative trend

• no trend

What relationship is shown in the scatter plot?

• As the cost goes down, the number sold goes down.

• As the cost goes up, the number sold goes down.

• As the cost goes down, the number sold remains the same.

• There is not relationship between cost and the number sold.

What is the equation of the trend line in the scatter plot?

• y = 2/3x + 30

• y = 3/2x + 30

• y = 3/2x + -45

• y = 2/3x + -45

What is the equation of the trend line in the scatter plot?

• y = 2x + 30

• y = 1/2x + 20

• y = 2x + 25

• y = 1/2x + 25

What is the equation of the trend line in the scatter plot?

• y = 2x + -70

• y = 1/2x + -70

• y = 1/2x + 130

• y = 2x + 130

Does this scatter plot show a positive trend, a negative trend, or no trend?

• positive trend

• negative trend

• no trend

Does this scatter plot show a positive trend, a negative trend, or no trend?

• positive trend

• negative trend

• no trend