1600 families were selected at random in a city to test the belief that high income families usually send their childeren to public schools and low income families often send their chiidren to Governments schools. The following results were obtained. School Public Govt. Total Income 494 162 506 438 Low 1000 600 High Total 656 944 1600 Test whether income and type of school are independent.
1600 families were selected at random in a city to test the belief that high income families usually send their childeren to public schools and low income families often send their chiidren to Governments schools. The following results were obtained. School Public Govt. Total Income 494 162 506 438 Low 1000 600 High Total 656 944 1600 Test whether income and type of school are independent.
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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