In a group of 36 university students, there are nine who are fluent in English, four in French and two in both languages (already counted among the above), if a student is selected at random and is known to be fluent in English. What is the probability that he is fluent in French?
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 a group of 36 university students, there are nine who are fluent in English, four in French and two in both languages (already counted among the above), if a student is selected at random and is known to be fluent in English. What is the
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