Question: question 1 the probability that a doctor will visit his patient in a particular day in a hospital is 0.7 what is the probability that

question 1

the probability that a doctor will visit his patient in a particular day in a hospital is 0.7 what is the probability that at least 2 of the 6 doctors in a hospital will visi their patients

question 2

an online sales operator receives 7 telephones calls on average in an hour on a weekend

a] find the probability that he will receive exactly 2 calls in an hour on a certain weekend

b] what is the slandered deviation for the number of telephone calls received in an hour

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