1 9 5 6

1 9 5 6

Input
{1, 9, 5, 6}
Total
1 + 9 + 5 + 6 = 21
Statistics
mean | 5.25
median | 5.5
sample standard deviation | 3.304
Vector length
sqrt(143)~~11.9583
Normalized vector
(1/sqrt(143), 9/sqrt(143), 5/sqrt(143), 6/sqrt(143))
Possible closed form
(no form found in terms of holonomic sequences)

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