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STAT 503 Midterm II
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Test Statistic equation
t
_{s}
= (ÿ - µ)/SE
When to Reject
if t
_{s}
is between t
_{α/2}
= fail to reject
if outside reject
significance level
maximum probability of making a type I error
directional/ sidedness to test
if alternative ≠ = non-directional or 2-sided
if < or > = directional or 1-sided // put all α on one side
computing prob of type II
if Alternate fixed = can do it
if < or > can't
p-value
probability t
_{s }
is at least as extreme is the t
_{s}
observed
reject if p < α
pay attention to sign!!
Author
MRK
ID
266545
Card Set
STAT 503 Midterm II
Description
Cards w/ Quiz III for Midterm II
Updated
2014-03-15T16:12:28Z
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