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FloridaMathsQuick questions

Data Analysis and Probability

Quick questions on Scatter plots and lines of fit - B.E.S.T. Algebra 1 EOC

2short Q&A pairs drawn directly from our worked dot-point answer. For full context and worked exam questions, read the parent dot-point page.

What is q1?
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A line of best fit is y^=3x+40\hat{y} = -3x + 40. What does the slope mean? [1 point]
What is q2?
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Using y^=2x+5\hat{y} = 2x + 5, predict yy when x=12x = 12. [1 point]

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