Table of Contents
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Function
×
|x| < 1
×
|y| < 1
|Σx| < 1
Statistic
Σx
2
< 1
calcula-
|Σy| < 1
tions
Σy
2
< 1
|Σxy| < 1
×
|n| < 1
_
n ≠ 0
x
n > 1
|Σx| < 1
sx
Σx
2
–
0 ≤
n
n > 0
|Σx| < 1
σx
Σx
2
–
0 ≤
n > 0
|Σx| < 1
|Σy| < 1
0 < (Σx
2
r
ΣxΣy
–
|Σxy
Calculation range
10
50
10
50
×
10
100
×
10
100
×
100
10
×
100
10
×
10
100
10
100
×
50
10
2
(Σx)
×
n
< 1
10
100
–
1
×
10
50
2
(Σx)
×
n
100
< 1
10
n
×
10
50
×
10
50
2
(Σx)
(Σy)
–
–
) (Σy
2
n
n
×
| < 1
10
100
n
2
×
) <1
10
100
×
< 1
10
100
Appendix
Notes
_
Same for y
, sy and
σy
171
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