Which of the following represents H1 in a chi-squared goodness-of-fit test to see if all 5 colors of a certain candy appear in the same proportion in the population?
A. H1: p1 = p2 = p3 = p4 = p5 = 0.20.
B. H1: At least one proportion is not equal 0.20.
C. H1: None of these proportions are equal.
D. None of these choices.
Analysis:
A. Incorrect. H1: At least one proportion is not equal 0.20 represents H1
B. Correct. H1: At least one proportion is not equal 0.20 represents H1
C. Incorrect. H1: At least one proportion is not equal 0.20 represents H1
D. Incorrect. H1: At least one proportion is not equal 0.20 represents H1
ANSWER : B
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