A survey to determine brand preference involving two brands. X and Y use 5 samples of 51 persons each. If a majority fo the samples (3 or more) chooses one brand, that brand is determined the winner. Can we determine which of the two brands the winner is?
P. 155 people chose Brand X
Q. Three of first four samples chose the same brand.
A. Statements P and Q are sufficient and necessary to determine the answer.
B. Statement P is sufficient and necessary to determine the answer
C. Neither P nor Q is sufficient to determine the answer
D. Statement Q is sufficient and necessary to determine the answer