People enter a gambling casino at a rate of 1 every 2 minutes. a) What is the probability that no one enters between 12:00 and 12:20? b) What is the probability that at least 1 people enter the casino during that time?
Added by Darren D.
Step 1
Since 1 person enters every 2 minutes, we can calculate the average number of people entering in 20 minutes as follows: $\lambda = \frac{1 \text{ person}}{2 \text{ minutes}} \times 20 \text{ minutes} = 10 \text{ people}$ Now, we can use the Poisson distribution Show more…
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