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Visa Card USA studied how frequently consumers of various age groups use plastic cards (debit and credit) when making purchases. Sample data for 300 customers shows the use of plastic cards by four age groups. 25-34 years old 18-24 years old 21 21 Payment Plastic Cash or check 27 36 35-44 years old 27 42 45 and over 36 90 Test for independence between method of payment and age group using a=05. State the null and alternative hypotheses, the decision rule, and give the results of your test and your decision. What is the expected value for a 25-34 year old using plastic?

Visa Card USA studied how frequently consumers of various age groups use plastic cards (debit and credit) when making purchases. Sample data for 300 customers shows the use of plastic cards by four age groups. 25-34 years old 18-24 years old 21 21 Payment Plastic Cash or check 27 36 35-44 years old 27 42 45 and over 36 90 Test for independence between method of payment and age group using a=05. State the null and alternative hypotheses, the decision rule, and give the results of your test and your decision. What is the expected value for a 25-34 year old using plastic?

MATLAB: An Introduction with Applications
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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Visa Card USA studied how frequently consumers of various age groups use plastic cards (debit and credit) when making purchases. Sample data for 300 customers shows the use of plastic cards by four age groups. 18-24 years old 25-34 years old 27 36 Payment Plastic Cash or check 21 21 35-44 years old 27 42 45 and over 36 90 Test for independence between method of payment and age group using a = .05. State the null and alternative hypotheses, the decision rule, and give the results of your test and your decision. What is the expected value for a 25-34 year old using plastic?
Transcribed Image Text:Visa Card USA studied how frequently consumers of various age groups use plastic cards (debit and credit) when making purchases. Sample data for 300 customers shows the use of plastic cards by four age groups. 18-24 years old 25-34 years old 27 36 Payment Plastic Cash or check 21 21 35-44 years old 27 42 45 and over 36 90 Test for independence between method of payment and age group using a = .05. State the null and alternative hypotheses, the decision rule, and give the results of your test and your decision. What is the expected value for a 25-34 year old using plastic?
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