The pet store has a large bin filled with red, black, white, and gray cat treats. The owner want to take a sample to see what proportion of the treats are gray. Which of the following methods is the best way to make the sample?

A.
Pull four treats from the bin and count how many of each color there are.

B.
Pull 50 treats from the bin and count how many of each color there are.

C.
Pull 10 gray and 30 other treats from the bin and count how treats are not gray.

D.
Pull 10 of each color from the bin and count the gray treats.

Question

The pet store has a large bin filled with red, black, white, and gray cat treats. The owner want to take a sample to see what proportion of the treats are gray. Which of the following methods is the best way to make the sample?	
 
 A.
Pull four treats from the bin and count how many of each color there are.
 
 B.
Pull 50 treats from the bin and count how many of each color there are.
 
 C.
Pull 10 gray and 30 other treats from the bin and count how treats are not gray.
 
 D.
Pull 10 of each color from the bin and count the gray treats.

anonymous · Answer

@DuchessofAustria