QUESTION 6 The table below gives beverage preferences for random samples of teens and adults. We are asked to test for independence between age and drink preferences. Let A be the random variable representing age with A1 = Teens and A2 = Adults; and B be the random variable representing drink preferences with B1 = coffee, B2 = Tea, B3 = Soft drink, and B4 = others. Teens Adults Total Coffee 50 200 250 Tea 100 150 250 Soft Drink 200 200 400 Other 50 50 100 Total 400 600 1000 1. Assume A and B are independent. Complete the expected frequency table below.
QUESTION 6 The table below gives beverage preferences for random samples of teens and adults. We are asked to test for independence between age and drink preferences. Let A be the random variable representing age with A1 = Teens and A2 = Adults; and B be the random variable representing drink preferences with B1 = coffee, B2 = Tea, B3 = Soft drink, and B4 = others. Teens Adults Total Coffee 50 200 250 Tea 100 150 250 Soft Drink 200 200 400 Other 50 50 100 Total 400 600 1000 1. Assume A and B are independent. Complete the expected frequency table below.
Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section: Chapter Questions
Problem 8CR
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