Overview
Billy
WalMart
Sheet 1: Billy
|
Artifacts |
|
851 |
|
596 |
|
444 |
|
956 |
|
576 |
|
219 |
|
326 |
|
|
min |
219 |
max |
956 |
range |
737 |
mean |
566.86 |
standard deviation sx |
266.84 |
lower bound 75% |
33.18 |
mean |
566.86 |
upper bound 75% |
1100.53 |
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|
Skip variation. |
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Variation is the |
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square of the |
|
standard deviation sx |
|
Sheet 2: WalMart
|
Walmart |
Disney |
|
54.1 |
31.27 |
|
54.35 |
30.95 |
|
52 |
31.1 |
|
51.65 |
32.06 |
|
51.76 |
32.51 |
|
52.04 |
32.6 |
|
53.2 |
34.28 |
|
53.52 |
34.5 |
|
52.52 |
33.11 |
|
52.89 |
33.33 |
|
51.2 |
32.64 |
|
51.21 |
32.62 |
|
51.47 |
31.78 |
|
51.75 |
31.62 |
|
51.72 |
31.72 |
|
50.99 |
31.62 |
|
51.3 |
31.35 |
|
50.75 |
31.6 |
|
51.1 |
32.15 |
|
51.02 |
31.85 |
|
|
|
min |
50.75 |
30.95 |
max |
54.35 |
34.5 |
range |
3.6 |
3.55 |
mean |
52.03 |
32.23 |
standard deviation sx |
1.06 |
0.98 |
cv |
2% |
3% |
support |
48.84 |
29.29 |
mean |
52.03 |
32.23 |
resistance |
55.21 |
35.17 |
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|
Skip the variation in |
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part b. The variation |
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is the square of the |
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|
standard deviation sx |
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|
|
|
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The CV notes that the |
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stock usually moves |
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up or down about |
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2% or 3% respectively. |
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This movement is |
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normal and is the |
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short term risk. |
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The difference is too |
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small to matter. |
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|