When members of a philanthropic organization send out a fundraising letter, they get a return from about 5% of the people on their mailing list. They simulated 1000 mailings for samples of size n with success rate p= 0.05. The sample statistics from each simulation are shown in the table. Complete parts a) through c). n mean standard dev. 20 0 0501 0.0485 50 100 200 0.0508 0.0504 0.0307 0.0214 0.0156 0.0501 a) According to the central limit theorem, what should the theoretical mean and standard deviation be for each of the sample sizes? Complete the following table. theoretical mean theoretical standard dev. 20 50 100 200 (Round to four decimal places as needed.) b) How close are the theoretical values to those that were observed? O Not close O Very close
When members of a philanthropic organization send out a fundraising letter, they get a return from about 5% of the people on their mailing list. They simulated 1000 mailings for samples of size n with success rate p= 0.05. The sample statistics from each simulation are shown in the table. Complete parts a) through c). n mean standard dev. 20 0 0501 0.0485 50 100 200 0.0508 0.0504 0.0307 0.0214 0.0156 0.0501 a) According to the central limit theorem, what should the theoretical mean and standard deviation be for each of the sample sizes? Complete the following table. theoretical mean theoretical standard dev. 20 50 100 200 (Round to four decimal places as needed.) b) How close are the theoretical values to those that were observed? O Not close O Very close
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 5E: List the sample space of each experiment. Rolling one die and tossing one coin
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Contingency Table
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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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