Justifying Claims: Slope of Regression Models
AP Statistics · Flashcards
AP STATISTICS · FLASHCARDS
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QUESTION
What is the purpose of a regression model?
QUESTION
Which condition requires residuals to be normally distributed?
QUESTION
Find
t
∗
t^*
t
∗
for a 95% confidence interval with 18 degrees of freedom.
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ANSWER
t
∗
=
2.101
t^* = 2.101
t
∗
=
2.101
. From
t
t
t
-table with
d
f
=
18
df = 18
df
=
18
and
α
=
0.05
\alpha = 0.05
α
=
0.05
.
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