Chapter8: Sequences, Series,and Probability
Section8.7: Probability
Problem 4ECP: Show that the probability of drawing a club at random from a standard deck of 52 playing cards is...
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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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Question
Transcribed Image Text:An allergy test is administered to 400 people.
Has an
Does not have
Total
allergy
an allergy
Test
10
19
29
positive
Test
2.
369
371
negative
Total
12
388
400
Find the probability (in percent) of randomly selecting someone who has an
allergy or test negative.
3%
96%
95%
O 93%
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