Suppose a new surgical intern operates on eight patients using a procedure that has a current estimated success rate of 76 The following table illustrates the total number of possible successes for the intern and their corresponding probabilities Probability Number of Successes 0 1 2 3 4 5 6 7 8 0 001 0 011 0 072 0 103 0 127 0 173 0 278 0 146 0 080 What is the expected number of successful operations for the surgical intern What is the variance of the distribution

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Question: Suppose a new surgical intern operates on eight patients using a procedure that has a current estimated success rate of 76%. The following table illustrates

Suppose a new surgical intern operates on eight patients using a procedure that has a current estimated success rate of 76%. The following table illustrates the total number of possible successes for the intern and their corresponding probabilities:

Probability	Number of Successes
0	1	2	3	4	5	6	7	8
0.001	0.011	0.072	0.103	0.127	0.173	0.278	0.146	0.080

What is the expected number of successful operations for the surgical intern?
What is the variance of the distribution?

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