Instruction 4-4
Suppose that patrons of a restaurant were asked whether they preferred beer or whether they preferred wine.70% said that they preferred beer.60% of the patrons were male.80% of the males preferred beer.
-Referring to Instruction 4-4,the two events "liking" beer and being a male are statistically independent.

Question

Quizplus · Accepted Answer

The two events are not statistically independent because the percentage of males who prefer beer (80%) is different from the percentage of all patrons who prefer beer (70%). This suggests that gender and beer preference are related, and therefore, the events are not independent.

Instruction 4-4 Suppose That Patrons of a Restaurant Were Asked Whether They