## Cleaning up timestamp information in Metafilter Infodump

Probably pretty simple, but I would like to clean up the Metafilter Infodump timestamp, help?
posted by Sreiny on Feb 26, 2015 - 5 answers

## What are the dates for the 9th and 20th business day for the rest of this year and all of next year?

I need to quickly figure the 9th and 20th business days of each month for the rest of 2012 and all of 2013. Preferably not in a manual fashion.
posted by reenum on Sep 14, 2012 - 6 answers

## Calculating durations and times in Excel

Excel help needed in calculating times. I need to calculate and predict times based on fixed distances and a known average speed.
posted by dg on Jun 28, 2011 - 8 answers

## Basic and not-so basic excel questions

Excelfilter: Okay, I'm confident that this can be done in Excel, but I don't know how. Basically, I have a set of samples for which a value (size) was measured at various days. I need some formulas to tell me when the first and last values were measured and what those values were (for each sample).
posted by kisch mokusch on May 26, 2010 - 9 answers

## StatisticsFilter: Correlation over time?

If I'm looking at existing statistical data, how do I try to find a correlation between two variables over time? Scatterplots have confused me, because they don't seem to reflect the passage of time, but just where x and y meet. Pearson's r doesn't seem to do it either w/r/t time.
posted by trondant on Dec 11, 2007 - 13 answers

## Excel template for daycare billing?

Looking for an Excel template to track children's time (billable hours) over a month.
posted by OlderThanTOS on Oct 9, 2007 - 6 answers

## calculate average speed with a start and end time

Excel Filter: How do I calculate average speed with a start and end time?
posted by bytewrite on Jun 6, 2007 - 7 answers

## Excel - relative vs. absolute chart time

Excel question on charting time - how to make it appear relative, not absolute?
posted by ObscureReferenceMan on Nov 6, 2006 - 5 answers

## Very likely the dumbest Excel question ever asked

MS Excel: How do I convert a number representing seconds into minutes:seconds?
posted by contessa on Apr 3, 2006 - 13 answers

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