According to flightstats.com, Jet Blue flights from Dallas to Seattle are on time 90% of the time. 200 flights are selected at random. (4 decimal places)a. What is the average number of on time flights?b. What is the standard deviation of the on-time arrival times?c. What is the probability that exactly 185 of the flights are on time?d. What is the probability that at least 180 of the flights are on time?
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.
According to flightstats.com, Jet Blue flights from Dallas to Seattle are on time 90% of the time. 200 flights are selected at random. (4 decimal places)
a. What is the average number of on time flights?
b. What is the standard deviation of the on-time arrival times?
c. What is the probability that exactly 185 of the flights are on time?
d. What is the probability that at least 180 of the flights are on time?
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