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"Second hand red cars are more expensive than second hand blue cars."
Member rating: No Rating | Words: | Submitted: Fri Oct 22 2004
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Hypothesis. "Second hand red cars are more expensive than second hand blue cars." What I did. Car type 2nd hand price Fiat 3495 Rover 3795 Vauxhall 850 Volkswagen 3695 Renault 1495 Volkswagen 3595 Ford 4700 Fiat 6795 Suzuki 2995 Ford 3495 Vauxhall 4976 Citron 2450 Volkswagen 4693 Vauxhall 3191 Vauxhall 4995 Car type 2nd hand price Nissan 3999 Renault 4999 Vauxhall 6499 Ford 1595 Rover 1700 Ford 1050 Daewoo 4395 Rover 2975 Rover 3400 Peugot 5795 Rover 2975 Volkswagen 7550 Rover 3685 Vauxhall 6995 Rover 1995 Firstly, I took a random sample of 15 red cars and 15 blue cars. Then I used this data to create one cumulative frequency diagram with two curves to show and compare the data. I then used my cumulative frequency diagram and a data counting method to create two box and whisker diagrams, so I could compare the lower and upper quartiles and the median. My Data. KEY Red Cars Blue cars. I decided I would use random sampling on excel because I wanted a totally random and unbiased selection of cars. I could have taken the 15 lowest or the 15 highest out of one colour, but I didn't do this because it would have been an inaccurate view of all the data, as a whole. I have more of a...
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