Which calculation is necessary for figuring the chi-square statistic?
A) dividing the absolute differences between observed and expected frequencies by the expected frequency in each cell
B) dividing the absolute differences between observed and expected frequencies by the observed frequency in each cell
C) dividing the squared differences between observed and expected frequencies by the expected frequency in each cell
D) dividing the squared differences between observed and expected frequencies by the observed frequency in each cell
Correct Answer:
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Q9: In a 3 × 4 contingency table,there
Q10: When carrying out a chi-square test for
Q11: Although similar in some ways,one difference between
Q12: A way to determine the number of
Q13: The main difference between the test for
Q15: The main idea of a chi-square test
Q16: The formula for the chi-squared statistic is
A)Σ[(O-E)2/E]
B)[Σ(O-E)2]/E
C)O/[Σ(O-E)2]
D)E/[Σ(O-E)2]
Q17: The inventor of the chi-square test was
A)Karl
Q18: The values in a chi-square distribution are
Q19: A contingency table is a table in
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