Which of these is an example of a random sample?
A.
Every twentieth caller to an independen...
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Mathematics, 16.02.2022 17:00 bri9263
Which of these is an example of a random sample?
A.
Every twentieth caller to an independent radio station receives tickets to a concert.
B.
A phone survey is conducted using twenty names randomly taken from the phone book.
C.
Customers buying a new cell phone are surveyed about cell phone plans.
D.
A phone plan company surveys people on the beach to see how well they are receiving service, and uses this information in future advertising.
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