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Mathematics, 14.12.2019 23:31 AphEngland
The basketball players at rafael’s middle school are selling t-shirts, and he wants to determine the average number of shirts that have been sold. first he surveyed five members of the 7th-grade boys basketball team. then he surveyed every third basketball player on the boys and girls 6th- through 8th-grade basketball teams. which sampling technique should produce a more representative sample?
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