15-05-2015
Mathematics

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Which of these is an example of a random sample?

At a team owners meeting, three people are surveyed to determine the percent of the population who enjoy basketball.

A sports store asks customers whether or not they enjoy basketball.

Three audience members are randomly chosen to participate in a halftime shoot-out at a basketball game.

One of the three best basketball players on a team are randomly chosen for a basketball shoot-out

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secret13 secret13

15-05-2015

Three audience members are randomly chosen to participate in a halftime shoot-out at a basketball game is an example of a random sample

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15-05-2015

A is biased because it's likely at least one person owns a basketball team; B is biased because it's a sports store, chances are people like basketball; C isn't biased because the people chosen are random so it isn't that predictable

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