The basketball players at Rafael’s middle school are selling T-shirt

1.	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?
Answer» Answer: The 2 $^{nd}$ one Step-by-step explanation: Because this sampling TECHNIQUE includes studends of all the grades. HENCE it is CONSIDERD more ACCURATE

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?

Answer»

Answer:

The 2 $^{nd}$ one

Step-by-step explanation:

Because this sampling TECHNIQUE includes studends of all the grades. HENCE it is CONSIDERD more ACCURATE