Test: AP Statistics

Kevin would like to find out what type of car is the most popular among residents in his neighborhood. There are 25 streets in his neighborhood and each street has approximately 12 houses on it. He would like to survey at least 120 houses before making a conclusion.

1.

Which of the following is an example of random cluster sampling in Kevin's neighborhood? 

Kevin could number each house from 1 to 300 and then randomly select 120 houses to survey using a random number generator

Kevin could survey every third house in his neighborhood

Kevin could divide his neighborhood into five different groups and select 25 houses at random from each group to survey 

Kevin could survey five houses at random on every single street in his neighborhood

Kevin could divide his neighborhood into five homogeneous groups and choose one group at random to survey houses within

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