The mean number of contracts that consulting firms receive with the Department of Human Servicesis 0.4 for any given year. Ecosystems, Inc., a heavy contributor to political candidates, receives threecontracts in one year.a. What is the probability that Ecosystems would receive three or more contracts in a singleyear by chance?b. What is the probability that Ecosystems will receive six contracts in 2 years? Using the poisson distribution.
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.
The
is 0.4 for any given year. Ecosystems, Inc., a heavy contributor to political candidates, receives three
contracts in one year.
a. What is the
year by chance?
b. What is the probability that Ecosystems will receive six contracts in 2 years?
Using the poisson distribution.
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