In a statistical survey of 2000 families on ownership of cars 30 families responded that they do not own a car, 470 families owned 1, 850 families owned 2, 490 families owned 3, 150 owned 4, and there were 10 families which owned 10 cars each.
Create a box plots for the number of cars per family for the variables Xall (cars per family including all observations) and X−10 (cars per family after excluding the 10-car families).
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