Does it pay to ask for a raise? A national survey of heads of households showed

Question

Does it pay to ask for a raise? A national survey of heads of households showed the percentage of those who asked for a raise and the percentage who got one. According to the survey, of the women interviewed, 22% had asked for a raise, and of those women who had asked for a raise, 45% received the raise. If a woman is selected at random from the survey population of women, find the following probabilities. (Enter your answers to three decimal places.)

(a) P(woman asked for a raise)


(b) P(woman received raise, given she asked for one)


(c) P(woman asked for raise and received raise)

Explanation / Answer

A) THE PROBABILITY THAT WOMEN ASKED = 0.22

B) THE PROBABILITY WOMED RECIEVED RAISE, GIVEN SHE ASKED) = P(A AND B)/P(B) = 0.22*0.45/0.22 = 0.45

C) PROBABILITY OF WOMEN ASKED AND GET = 0.22*0.45 = 0.099

Related Questions

Navigate

• Browse (All)
• Browse D
• Subjects

Integrity-first tutoring: explanations and feedback only — we do not complete graded work. Learn more.