In 1% of calls coming to a business call center in a day, the call duration exceeds 20 minutes. 1. What is the probability that 500 calls coming to this call center in a day will exceed 20 minutes? 2. What is the probability that no interview will exceed 20 minutes? 3. What is the probability that at least two calls will last 20 minutes?
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.
In 1% of calls coming to a business call center in a day, the call duration exceeds 20 minutes.
1. What is the
2. What is the probability that no interview will exceed 20 minutes?
3. What is the probability that at least two calls will last 20 minutes?
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