Cumulative standard deviation: Difference between revisions
add RPL
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7 value in = 7 Stand Dev = 1.399708
8 value in = 9 Stand Dev = 2
</pre>
=={{header|RPL}}==
===Basic RPL===
≪ CL∑ { } SWAP
1 OVER SIZE '''FOR''' j
DUP j GET ∑+
'''IF''' j 1 > '''THEN'''
SDEV ∑DAT SIZE 1 GET DUP 1 - SWAP / √ *
ROT SWAP + SWAP '''END'''
'''NEXT'''
DROP CL∑
≫ '<span style="color:blue>CSDEV</span>' STO
===RPL 1993===
≪ CL∑
1 ≪ ∑+ SPDEV ≫ DOSUBS CL∑
≫ '<span style="color:blue>CSDEV</span>' STO
{{out}}
<pre>
1: { 0 1 0.942809041582 0.866025403784 0.979795897113 1 1.39970842445 2 }
</pre>
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