The table lists the drinking habits of a group of college students. Non-Drinker Regular Drinker Heavy Drinker Male 135 30 5 Female 187 21 6 If two students are chosen at random, find the probability both students are non-drinkers. Round your answer to four decimal places.
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 table lists the drinking habits of a group of college students.
Non-Drinker | Regular Drinker | Heavy Drinker | |
Male | 135 | 30 | 5 |
Female | 187 | 21 | 6 |
If two students are chosen at random, find the probability both students are non-drinkers. Round your answer to four decimal places.
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images