In a group of college students, the ratio of men to women is 4:1 (i.e., 4 to 1).
ID: 3056007 • Letter: I
Question
In a group of college students, the ratio of men to women is 4:1 (i.e., 4 to 1). In a recent survey, 50% of the men in this group selected hiking as their favorite outdoor activity whereas 35% of the women in the group selected hiking as their favorite outdoor activity. An individual is randomly selected from this group. What is the probability that hiking is not his/her favorite outdoor activity? Round your result to 2 significant places after the decimal (For example, 0.86732 should be entered as 0.87).
Explanation / Answer
P(Hiking is not his/her favorite outdoor activity)
= (4/5)*(1 - 0.50) + (1/5)*(1 - 0.35)
= 0.53
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