Bug 105148

Summary: Add a script to compute the mean and 95% confidence interval (using two-sided t-test) of a sample set
Product: WebKit Reporter: Maciej Stachowiak <mjs>
Component: New BugsAssignee: Maciej Stachowiak <mjs>
Status: RESOLVED FIXED    
Severity: Normal    
Priority: P2    
Version: 528+ (Nightly build)   
Hardware: Unspecified   
OS: Unspecified   
Attachments:
Description Flags
Patch fpizlo: review+

Maciej Stachowiak
Reported 2012-12-16 18:58:42 PST
Add a script to compute the mean and 95% confidence interval (using two-sided t-test) of a sample set
Attachments
Patch (7.58 KB, patch)
2012-12-16 18:59 PST, Maciej Stachowiak 		fpizlo: review+
DetailsFormatted DiffDiff
View All Add attachment proposed patch, testcase, etc.
Maciej Stachowiak
Comment 1 2012-12-16 18:59:01 PST
Created attachment 179680 [details] Patch
Maciej Stachowiak
Comment 2 2012-12-16 19:01:23 PST
$ sampstat --help Usage: sampstat [options] [FILES] Compute the mean and 95% confidence interval of a sample set. Standard input or files must contain at two or more decimal numbers, one per line. Options: -h, --help show this help message and exit -u UNIT, --unit=UNIT assume values are in units of UNIT -v, --verbose print all values (with units) $ sampstat -u MB memresults.txt 2356.90 MB +/- 101.34 MB (4.3%) $ sampstat -v -u MB memresults.txt 2318.21 MB 2399.56 MB 2352.93 MB ---------------- Mean: 2356.90 MB +/- 101.34 MB (4.3%)
Filip Pizlo
Comment 3 2012-12-16 19:02:48 PST
Comment on attachment 179680 [details] Patch View in context: https://bugs.webkit.org/attachment.cgi?id=179680&action=review > Tools/ChangeLog:8 > + Additional information of the change such as approach, rationale. Please add per-function descriptions below (OOPS!). should probably say things
Maciej Stachowiak
Comment 4 2012-12-16 19:18:30 PST
Committed r137869: <http://trac.webkit.org/changeset/137869>
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