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Independence Tests
13. Chi-Square Tests & Goodness of Fit / Independence Tests / Problem 7
Problem 7

Researchers collected data on the number of male and female patients admitted to a hospital during 33 different shifts (Morning, Afternoon, Night). At α=0.01\(\alpha\)=0.01, can you conclude that gender and shift are related?
MorningAfternoonNightMale302515Female203525\(\begin{array}{cccc}\) & \(\text{Morning}\) & \(\text{Afternoon}\) & \(\text{Night}\)\\ \(\text{Male}\) & 30 & 25 & 15\\ \(\text{Female}\) & 20 & 35 & 25\(\end{array}\)