CCSS.Math.Content.HSS.ID.C.7

What is the y-intercept for the given graph?

• -5
• 5
• 1
• -1

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CCSS.Math.Content.HSS.ID.C.7

What is the y intercept of this line?

• -1
• 1
• 1.5
• -1.5

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CCSS.Math.Content.HSS.ID.C.7

Find the slope of the line.

• Undefined
• 0
• 1
• -1

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CCSS.Math.Content.HSS.ID.C.7

What is the slope?

• 2
• 1/2
• 1
• 1.5

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CCSS.Math.Content.HSS.ID.C.7

What is the y-intercept of the line graphed below?

• 3
• 4
• -3
• 4/3

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CCSS.Math.Content.HSS.ID.C.7

Which of the following situations could be descried by the equation y= -25x + 120

• There are 120 people in the football stadium, and 25 more are entering each hour.
• A plumber charges $25 for a house call and $120 per hour.
• A teacher has 120 students. Her third period has 25 students
• There are 120 gallons of water in a tank. It releases water at a rate of 25 gallons per minute

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CCSS.Math.Content.HSS.ID.C.7

Determine the slope. 

• -5
• 5
• -1/5
• 1/5

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CCSS.Math.Content.HSS.ID.C.7

Determine the slope. 

• -5/3
• 5/3
• 3/5
• -3/5

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CCSS.Math.Content.HSS.ID.C.7

Which of the following statements about the slope of the least-squares regression line is true? 

• It has the same sign as the correlation coefficient r.
• The square of the slope equals the proportion of the variation in the response variable that is explained by the explanatory variable.
• It is unitless.
• When the x-variable is 0, this is what the y-variable is predicted to be.

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CCSS.Math.Content.HSS.ID.C.7

What is the slope a horizontal line?

• -1
• undefined
• 1
• 0

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CCSS.Math.Content.HSS.ID.C.7