mba 522 Poisson examples

mba 522 Poisson examples - period. = 0.0007 Q3. What is the...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
Q1. The mean number of customers who arrive at an ice-cream stand is 8 every 20 minutes. What is the probability that exactly 10 people arrive in a 20 minute interval? = 0.0993 Q2. What is the probability that exactly 10 people arrive in a one hour period? Answer: Because the interval is now one hour (60 minutes), the mean number of customers must be adjusted to fit the one hour interval. So, we use the mean number of arrivals as 24 in a one-hour
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: period. = 0.0007 Q3. What is the probability that at most one customer arrives in half an hour? At most one means one or less. To answer, we must compute: P(X 1) = f(0) + f(1) Also, we must adjust the mean number of customers to a 30 minute interval, which would be: 12 in 30 minutes. = 0.0000 = 0.0001 F(0) + f(1) = 0.0000 + 0.0001 = 0.0001...
View Full Document

Ask a homework question - tutors are online