3.20 Table 3.3 shows the number of athletes who stretch before exercising and how many had injuries within the past year. Injury in last year No injury in last year Total 55 350 450 Stretches 295 Does not stretch 231 Total 219 286 514 800 Table 3.3 a. What is P(athlete stretches before exercising)? b. What is P(athlete stretches before exercising|no injury in the last year)?
3.20 Table 3.3 shows the number of athletes who stretch before exercising and how many had injuries within the past year. Injury in last year No injury in last year Total 55 350 450 Stretches 295 Does not stretch 231 Total 219 286 514 800 Table 3.3 a. What is P(athlete stretches before exercising)? b. What is P(athlete stretches before exercising|no injury in the last year)?
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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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.
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