47. 911 Calls. Emergency 911 calls to a small municipality in Idaho come in at the rate of one every 2 minutes. a. What is the expected number of 911 calls in one hour? b. What is the probability of three 911 calls in five minutes? c. What is the probability of no 911 calls in a fiveminute period?
Contingency Table
A contingency table can be defined as the visual representation of the relationship between two or more categorical variables that can be evaluated and registered. It is a categorical version of the scatterplot, which is used to investigate the linear relationship between two variables. A contingency table is indeed a type of frequency distribution table that displays two variables at the same time.
Binomial Distribution
Binomial is an algebraic expression of the sum or the difference of two terms. Before knowing about binomial distribution, we must know about the binomial theorem.
47. 911 Calls. Emergency 911 calls to a small municipality in Idaho come in at the rate of one every 2 minutes.
a. What is the expected number of 911 calls in one hour?
b. What is the
c. What is the probability of no 911 calls in a fiveminute period?
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