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1. The table below shows the fuel consumption, in litres per 100 km, for various speeds that a car is driven, in kilometres per hour.
1. The table below shows the fuel consumption, in litres per 100 km, for various speeds that a car is driven, in kilometres per hour. Speed, s (km/h) Fuel, f(L/100 km) 50 5.0 60 5.5 70 6.1 80 6.8 7.7 a. Draw a scatter plot to represent the data. Provide a 2 title and label the x and y axis, appropriately 60 70 80 90 b. Describe the correlation. Make a prediction for the R-value. C. Describe the trend. What conclusions can you make about the relationship between speed and fuel consumption d. Find the mean point (x, y). Add this point to your graph (use a different colour or symbol since this is not a data point e. Choose another point that you think will be on the line of best fit. Draw your line of best fit on the graph above. Make sure your line of best fit goes through you mean point and the other point you picked. f. Use the mean point and the other point you picked to find the equation of the line of best fit you drew. g. Use the line of best fit equation to predict how much fuel (L/100km) is consumed at a speed of 1 10 km/h. h. If a car consumes 15L/100km, use your equation of the line of best fit to predict the speed (km/h) the car was traveling
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