SOLUTION: Studies have shown that 40% of all households are ready for retirement. You decide to sample 10 houses in your area to see who is ready for retirement. What is the probability tha

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Question 863043: Studies have shown that 40% of all households are ready for retirement. You decide to sample 10 houses in your area to see who is ready for retirement. What is the probability that none are ready forrretirement?
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!


Hi

p(ready for retirement) = .4, n= 10

P(all 10 not ready) = .6^10 

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