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Line of best fit - calculating

Interactive practice questions

The average monthly temperature and the average wind speed in a particular location was plotted over several months. The graph shows the points for each month’s data and their line of best fit.

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Use the line of best fit to approximate the wind speed on a day when the temperature is $5$5°C.

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Which of the following could be the equation for the line of best fit?

Consider the scatter plot shown below.

Consider the scatter plot shown below.

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