Nonsmoker Occasional Smoker Regular Smoker Heavy Smoker Total Men 429 35 89 43 596 Women 313 47 87 41 488 Total 742 82 176 84 1084 If one of the 1084 people is randomly selected, find the probability of getting a woman or regular smoker
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.
| Nonsmoker | Occasional Smoker | Regular Smoker | Heavy Smoker | Total | |||
| Men | 429 | 35 | 89 | 43 | 596 | ||
| Women | 313 | 47 | 87 | 41 | 488 | ||
| Total | 742 | 82 | 176 | 84 | 1084 |
If one of the 1084 people is randomly selected, find the
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