Asked by Mikey
                Five percent of all items sold by mail order company are returned by customers for a refund. Find the probability that, of two items sold during a given hour by this company,
a) both will be returned for a refund
b) neither will be returned for a refund
            
        a) both will be returned for a refund
b) neither will be returned for a refund
Answers
                    Answered by
            PsyDAG
            
    The probability of both/all events occurring is found by multiplying the probabilities of the individual events.
a) .05*.05 = ?
b) (1-.05)(1-.05) = ?
    
a) .05*.05 = ?
b) (1-.05)(1-.05) = ?
                    Answered by
            Anonymous
            
    a) 0.0025
b)0.9025
    
b)0.9025
                    Answered by
            Anonymous
            
    Seven percent of all items sold by a mail-order company are returned by customers for a refund. Find the probability that, of two items sold during a given hour by this company, neither will be returned for a refund.
    
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