a) If the average number of orders received by an online clothing store per day is 5, what is the probability that only 1 order is received on a given half day?
a) If the average number of orders received by an online clothing store per day is 5, what is the
b) The rate at which a call center agent receives calls is known to be a Poisson process and the average rate is 5 calls every minute. i. What is the probability that the call center agent will receive 8 calls in a given 1 minute period?
ii. What is the probability that there will be no calls in a given minute period.
c) Richfield College has found through experience that only one in ten students are keen to take their yearly Lecturer Evaluation surveys. If 16 students are randomly selected, what is the probability that only two will participate in any given lecturer evaluation survey?
d) Toyota SA has just found out that 8% of the Toyota Quantums sold are returned to be repaired because of assembly line defects and this is within the company’s 12-month warranty period. If the company manages to sell 12 of these Toyota Quantums, what are the chances that all 12 are defect free and will not need to be returned for repairs within the 12-month warranty period?
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