Author Question: Which of the following distributions is suitable to model the length of time that elapses before the ... (Read 200 times)

waynest · **on:** Jun 24, 2018

Which of the following distributions is suitable to model the length of time that elapses before the first telephone call is received by a switchboard?
a. Exponential
b. Normal
c. Poisson
d. Binomial
e. Hypergeometric

Question 2

The Coca-Cola Company has 40 of the cola market. Determine the probability that a sample proportion for n = 30 is within 0.10 of the true proportion of 0.40, which is the proportion of cola drinkers who prefer a Coca-Cola drink. In this particular market, the population size of those who drink cola is 50.
a. 0.7372
b. 0.3686
c. 0.4599
d. 0.9198
e. Not enough information given to make calculation.