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  CHAPTER 11 ANSWER KEY
1
Analysis of variance
2
Means
3
two
4
T
5
sample; population
6
One
7
T
8
Factor
9
one IV; one DV; and independent samples
10
Number of speeding violations
11
within subjects
12
all
13
The three populations--one for each GPS output modality--lead to the same mean number of speeding violations; Ho: m1 = m2 = m3
14
at least two
15
sums of squares; mean square
16
3
17
30
18
within groups
19
2.5
20
F
21
F
22
4
23
No
24
equal population variances
25
Ho: s12 = s22 = s32
26
fail-to-reject
27
T
28
Eliminate outliers; transform the data; use a different test procedure
29
don't
30
how large the samples should be
31
means; 1; 1
32
F
33
F
34
5
35
13.005
36
10 (including the p-level)
37
2, 57
38
larger
39
c (it was unaffected by Bonferroni)
40
a (it got larger)
41
T

 

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Schuyler W. Huck
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