Consider the following computer output.
Chapter 9, Problem 140SE(choose chapter or problem)
Consider the following computer output.
|
One-Sample T: Test of mu = 85 vs < 85 | ||||||
Variable |
N |
Mean |
StDev |
SE Mean |
T |
P |
X |
25 |
84.331 |
? |
0.631 |
? |
? |
(a) How many degrees of freedom are there on the -statistic?
(b) Fill in the missing information. You may use bounds on the -value.
(c) What are your conclusions if \(\alpha=0.05\)?
(d) Find a upper-confidence bound on the mean.
(e) What are your conclusions if the hypothesis is \(H_0\ :\ \mu=100\) versus \(H_0\ :\ \mu>100\)?
Equation Transcription:
Text Transcription:
alpha=0.05
H_0:=100
H_0:>100
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