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In a certain town, males and females form 50% of the population. It is known that 20% of the males and 5 % of the females are unemployed.A research student studying unemployment situations selects unemployed persons at random. What is the probability that the person selected is a) male and b)female? |
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Answer» <P>Answer: 1/10 for (b) (a) 2/5 Explanation: The number of OUTCOMES is here is 50% so, n(s)=50 males are 20%so,n(a)=20 females are 5%so,n(b)=5 (A) P(a)= n(a)/n(s)= 20/50= 2/5 (B) P(a)= n(b)/n(s)= 5/50= 1/10 20/50= 2 is for ×10 5 is for ×10 5/50 = 1 is for ×5 10 is for ×5 I HOPE you are satisfied |
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