3 A random sample of people at a mall shows that 22 prefer to take a
family trip by car, 18 pre...
Geography, 19.04.2020 23:10 marcelarvkowciih
3 A random sample of people at a mall shows that 22 prefer to take a
family trip by car, 18 prefer to travel by plane, and 4 prefer to travel by
bus. Is the sample method valid? If so, how many people out of 500
would you expect to say they prefer to travel by plane? (Example 4)
Answers: 1
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