# Question: Suppose that a third class W of 15 students was

Suppose that a third class (W) of 15 students was observed along with classes U and V of Exercise 9.2-3, resulting in scores of

Again, use a chi-square test with α = 0.05 to test the equality of the three distributions by dividing the combined sample into three equal parts.

Again, use a chi-square test with α = 0.05 to test the equality of the three distributions by dividing the combined sample into three equal parts.

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