Questions tagged [statistics]
Statistics is the mathematical study of using probability to infer characteristics of a population from a limited number of samples or observations. Non-programming statistics questions are off-topic here, and they should be posted at https://stats.stackexchange.com instead.
statistics
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How to get the temperature of motherboard of a PC (and other hardware statistics)?
does any one know how to get the current motherboard, processor or HD temperature statistics?
In GNU/Linux, I know I could use something like hddtemp or sensord to get the info, and then parse it... ...
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What would a Database Diagram (ER Diagram/Table Layout) look like for measuring distribution of something?
If I was, for example, going to count "activities" across many computers and show a rollup of that activity, what would the database look like to store the data?
Simply this? Seems too simple. I'm ...
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Explain the quantile() function in R
I've been mystified by the R quantile function all day.
I have an intuitive notion of how quantiles work, and an M.S. in stats, but boy oh boy, the documentation for it is confusing to me.
From ...
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How do you visualize logfiles in realtime?
Sometimes it might be useful, but mostly just looking cool or impressive to visualize log files (anything from http requests and to bandwith usage to cups of coffee drunk per day).
I know about ...
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Statistically removing erroneous values
We have an application where users enter prices all day. These prices are recorded in a table with a timestamp and then used for producing charts of how the price has moved. Every now and then, the ...
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Probability of finding TCP packets with the same payload?
I had a discussion with a developer earlier today re identifying TCP packets going out on a particular interface with the same payload. He told me that the probability of finding a TCP packet that has ...
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What's the correct term for "number of std deviations" away from a mean
I've computed the mean & variance of a set of values, and I want to pass along the value that represents the # of std deviations away from mean for each number in the set. Is there a better term ...
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How often should Oracle database statistics be run?
In your experience, how often should Oracle database statistics be run? Our team of developers recently discovered that statistics hadn't been run our production box in over 2 1/2 months. That sounds ...
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What emails clients are being used out there?
This is not "exactly" a programming question, but it's highly related. We are writing an app that sends out email invitations for a client (no, it's not spam). Their designer gave us an HTML and CSS ...
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What is the easiest way to get total number for lines of code (LOC) in SQL Server?
I need to provide statistics on how many lines of code (LOC) associated with a system. The application part is easy but I need to also include any code residing within the SQL Server database. This ...
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Hidden Markov Models [closed]
I want to get started on HMM's, but don't know how to go about it. Can people here, give me some basic pointers, where to look?
More than just the theory, I like to do a lot of hands-on. So, would ...
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What is the deployment rate of the .NET framework?
I've been looking for this information for my commercial desktop product, with no avail.
Specifically, what I'm look for, is deployment statistics of the .NET framework for end-users (both granny "I'...
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How do I calculate the "cost" of a crash? [closed]
Background:
Some time ago, I built a system for recording and categorizing application crashes for one of our internal programs. At the time, I used a combination of frequency and aggregated lost time ...
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How do i generate a histogram for a given probability distribution (for functional testing a server)?
I am trying to automate functional testing of a server using a realistic frequency distribution of requests. (sort of load testing, sort of simulation)
I've chosen the Weibull distribution as it "...
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Call Visitors web stat program from PHP
I've been looking into different web statistics programs for my site, and one promising one is Visitors. Unfortunately, it's a C program and I don't know how to call it from the web server. I've tried ...