9 10 11 12 13 14 15 16 17 18 19 20 20 Based on the data provided determine whether the means profit margins are different between regions. Test at a = 0.001 21 W SW NW N 22 22 $13,700 $13,300 $12,900 $2,900 23 23 $12,900 $12,100 $14,300 $4,300 $14,100 $12,600 $15,200 $5,200 24 25 $14,900 $12,100 $13,300 $3,300 26 $14,900 $13,600 $13,600 $3,600 27 $15,300 $12,700 $13,300 $3,300 28 22 $12,200 $14,500 $13,700 $3,700 29 $13,700 $13,400 $12,400 $2,400 30 $14,800 $14,400 $4,400 $13,000 $13,300 $3,300 31 32 33 34 $12,700 $11,400+ $14,400 $4,400 $13,200 $3,200 35 36 37 38 39 40 41 42 Calculate: a) Critical Value(s) b) Test Statistic(s) 43 44 45 c) Should Ho be rejected: Yes or No? 46 47 48 49 d) What is the value of X? 50 51 52 52
9 10 11 12 13 14 15 16 17 18 19 20 20 Based on the data provided determine whether the means profit margins are different between regions. Test at a = 0.001 21 W SW NW N 22 22 $13,700 $13,300 $12,900 $2,900 23 23 $12,900 $12,100 $14,300 $4,300 $14,100 $12,600 $15,200 $5,200 24 25 $14,900 $12,100 $13,300 $3,300 26 $14,900 $13,600 $13,600 $3,600 27 $15,300 $12,700 $13,300 $3,300 28 22 $12,200 $14,500 $13,700 $3,700 29 $13,700 $13,400 $12,400 $2,400 30 $14,800 $14,400 $4,400 $13,000 $13,300 $3,300 31 32 33 34 $12,700 $11,400+ $14,400 $4,400 $13,200 $3,200 35 36 37 38 39 40 41 42 Calculate: a) Critical Value(s) b) Test Statistic(s) 43 44 45 c) Should Ho be rejected: Yes or No? 46 47 48 49 d) What is the value of X? 50 51 52 52
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:9
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Based on the data provided determine whether the means profit margins are
different between regions. Test at a = 0.001
21
W
SW
NW
N
22
22
$13,700
$13,300
$12,900
$2,900
23
23
$12,900
$12,100
$14,300
$4,300
$14,100
$12,600
$15,200
$5,200
24
25
$14,900 $12,100
$13,300
$3,300
26
$14,900
$13,600
$13,600
$3,600
27
$15,300 $12,700
$13,300
$3,300
28
22
$12,200 $14,500
$13,700
$3,700
29
$13,700 $13,400
$12,400
$2,400
30
$14,800
$14,400
$4,400
$13,000
$13,300 $3,300
31
32
33
34
$12,700
$11,400+
$14,400
$4,400
$13,200
$3,200
35
36
37
38
39
40
41
42
Calculate:
a) Critical Value(s)
b) Test Statistic(s)
43
44
45
c) Should Ho be rejected: Yes or No?
46
47
48
49
d) What is the value of X?
50
51
52
52
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