Concluding Tests Population Proportion
AP Statistics · Flashcards · Application
AP STATISTICS · FLASHCARDS
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QUESTION
Determine the conclusion if
p
p
p
-value is 0.01 in a test with
α
=
0.05
\alpha = 0.05
α
=
0.05
.
QUESTION
Find the z-score if
p
^
=
0.52
\hat{p} = 0.52
p
^
=
0.52
,
p
0
=
0.5
p_0 = 0.5
p
0
=
0.5
,
n
=
100
n = 100
n
=
100
.
QUESTION
Identify the decision if
z
z
z
-score is 2.5 in a right-tailed test at 0.05 significance.
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ANSWER
Reject
H
0
H_0
H
0
. Z-score (2.5) exceeds critical value (1.645) for right tail.
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