Question
The table below classifies a sample of 127 vehicles according to type of vehicle and colour. The sample was taken from the first three rows
The table below classifies a sample of 127 vehicles according to type of vehicle and colour. The sample was taken from the first three rows of vehicles in a parking lot outside a hockey arena while a game was being played.
Type of vehicle | Neutral colours (black, white, beige) | Red | Other colours (blue, green, yellow, etc) | Total |
Car | 42 | 15 | 21 | 78 |
Truck | 35 | 10 | 4 | 49 |
Total | 77 | 25 | 25 | 127 |
How strong is the evidence that the colour of vehicles depends on the type of vehicle? Please conduct a significance test by following the steps laid out below.
(1 point) Please write down the hypotheses.
(1 point) Please write down the test statistic and p-value. (Hint: You'll need to type 6 numbers into a Minitab worksheet.)
(1 point) Please write down the conclusion.
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