You decide to record the hair colors of people leaving a lecture at your school. What is the probability that the next person who leaves the lecture will have red hair? Express your answer as a simplified fraction or a decimal rounded to four decimal places. Blonde Red Brown Black Gray 20 46 19 49 50
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.
You decide to record the hair colors of people leaving a lecture at your school. What is the
| Blonde | Red | Brown | Black | Gray |
|---|---|---|---|---|
| 20 | 46 | 19 | 49 | 50 |
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