Mathematics
ValeneHenfling886
2015-11-09 10:00:57
A movie theater conducted a survey to see what customers preferred at the concession stand. The theater asked every fifth person who entered the movie theater every Friday for a month what his or her favorite movie snack was. Were the results of the survey valid? A. Yes, because the theater only surveyed children. B. No, because the theater did not use a random sample. C. Yes, because the theater surveyed a random sample. D. No, because the theater did not survey everyone in the theater.
ANSWERS
bowercar000
2015-11-09 16:31:00

The answer would have to be C. Yes, because the theater surveyed a random sample. This is because they used every fifth person and did not specify whether it was man, woman or child. 

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