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

Short Answer

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 probability a randomly selected patron is a female is _____________ .