A sales person makes "cold calls” trying to sell a product by phone and is successful on each call with probability 1/50

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A Sales Person Makes Cold Calls Trying To Sell A Product By Phone And Is Successful On Each Call With Probability 1 50 1 (45.46 KiB) Viewed 115 times

A sales person makes "cold calls” trying to sell a product by phone and is successful on each call with probability 1/50. Whether or not he is successful is independent from one call to the next. If he calls 50 people, the number of successful calls is: Select one: a. a binomial random variable b. at most 1, because once he has been successful he can't be successful again in the 50 calls. C. equally likely to be 0, 1 or 2. d. exactly 1, since he called 50 people and the probability of success is 1/50 each time