Scatter Plots HW #2

Last updated 10 months ago
11 questions
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1

Write an equation for the trend line.
Pay attention to your y-axis!

DO NOT USE ANY SPACES, use / for a fraction.

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1

What does x represent in the equation?

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1

What does y represent in the equation?

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1

How can the trend line equation be used to predict the cost of gas per gallon in the year 1992?

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1

Paul wants to know when gas would have cost about $1.50 per gallon. What step should he take?

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1

Use the trend line equation to predict the cost of gas per gallon in 2017.

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1

Use the trend line equation to predict when gas would cost about $4.00.

(type the year)

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1

The scatter plot would have shown a positive association.

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1

Which best describes the meaning of the slope in the trend line equation?

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1

Maria went to the restaurant and waited 90 seconds to place her order. Use the trend line equation to predict how many employees were working.

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1

Ashton walked into the restaurant and 4 employees were working registers. Use the trend line equation to predict how long he will wait to place his order.