A survey of 36 students was conducted to find out how many students enjoy playing volleyball, and 17 said they did. If 68 students were surveyed, how many would you say enjoy playing volleyball?
There is no answer. The students are independent.
It is possible that nobody enjoys playing volleyball.
It is possible that all 68 students enjoy playing volleyball.
Possible variants: 0, 1, 2, ..., 68 students.
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