(Confidence interval for the Proportion) A nutritionist found that in a sample of 80 families, 25% indicated that they are fruit at least 3 times a week. Find the 99% confidence interval of the true proportion of families who said that they are fruit at least 3 times a week.
(Confidence interval for the Proportion) A nutritionist found that in a sample of 80 families, 25% indicated that they are fruit at least 3 times a week. Find the 99% confidence interval of the true proportion of families who said that they are fruit at least 3 times a week.
College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter8: Sequences, Series, And Probability
Section8.7: Probability
Problem 58E: What is meant by the sample space of an experiment?
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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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Transcribed Image Text:6. (Confidence interval for the Proportion) A nutritionist found that in a sample of 80
families, 25% indicated that they are fruit at least 3 times a week. Find the 99%
confidence interval of the true proportion of families who said that they are fruit at least 3
times a week.
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