What is the mean number of vehicles owned by the families in Class A? Explain or show how you arrived at your answer.
1 answer:
Answer:
1 5/11 ≈ 1.455
Step-by-step explanation:
The total number of vehicles owned is
(4×0 + 8×1 + 6×2 + 4×3) = 32
The total number of families is ...
4 + 8 + 6 + 4 = 22
Then the mean number of vehicles per family is ...
32/22 = 16/11 ≈ 1.455
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