Chi-Square Homogeneity or Independence (Test)
AP Statistics · Flashcards
AP STATISTICS · FLASHCARDS
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QUESTION
Choose the correct null hypothesis for a chi-square test for homogeneity.
QUESTION
Identify the critical value for a chi-square test with
d
f
=
3
df=3
df
=
3
at
α
=
0.05
\alpha=0.05
α
=
0.05
.
QUESTION
What does the
p
p
p
-value represent in a chi-square test?
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ANSWER
The probability of observing a test statistic as extreme as the observed. Measures the strength of evidence against the null hypothesis.
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