Asha notes the distance she walks and the time she spends on each of 10 walks. The table displays her results.
(a)[2]
Complete the scatter diagram. The first 6 points are already plotted for you.
(b)[1]
Draw a line of best fit.
(c)[1]
Asha makes another walk. This time she covers $6.8\text{ km}$. Use your line of best fit to estimate the time Asha takes for this walk.
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