# Questions tagged [statistics]

The statistics tag has no usage guidance.

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### How to calculate FMI for R^2 using mice package?

I am trying to get R^2 estimates using a multiple-imputed dataset using mice, but there seems to be a problem with the package. Every time I use pool.r.squared, the fraction of information missing due ...

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54 views

### USB test methodology and automation tools [closed]

I am charged with the task to design the architecture to stress (burn-in) test computer's USB ports. Requirements are not defined yet, and I have double complicated task - to define what to test and ...

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38 views

### Very High Correlations In Forex Data

I have a regression problem where I'm working on predicting future close price value change of a certain forex pair, mainly USDJPY, so I did the following:
Get the forex historical data of USDJPY ...

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20 views

### Mac Application/File Opening Statistics

I would like to write to a file the time when I launch or quit any application on my Mac (10.14). Or even better, I hope I could write to a file the time when I open or close any file. Even better, I ...

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21 views

### Hourly/Daily Statistics from tcpdump (reading from file)

as I am monitoring a specific portion of the traffic in my network with tcpdump I want to build statistics on how much of this traffic has gone from source x to dest z during a defined time interval (...

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26 views

### Exclude outliers from any excel formula (numbers)

I found a great way to exclude outliers from a statistical excel formula, that requires only one row, such as AVERAGE.
{=AVERAGE(IF(AC4:AC22<>"",IF(AC4:AC22>=138,IF(AC4:AC22<=144,AC4:...

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28 views

### statistical model for predicting water flow based on temperature, day of week, momentum in Excel?

I have a time series of amounts of water flowing on a given day and temperatures (both observed and predicted for next days).
I am assuming that the water flow on a next day can be almost fully ...

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18 views

### Kibana - How can I visualizie the number of running tasks

I'm experimenting with Kibana (ELK Stack) at the moment and I'm wondering whether or not this is possible:
I have data which contains a timestamp which is the start of a task and a field which gives ...

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202 views

### MS Excel Filter Chart Data Labels not updating with filter

I have a large table of data containing my x-axis data, a column of dates, a column of numbers, and a column of data labels. I have setup a pivot chart where the date is the filter and the data all ...

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39 views

### Quickly show Readability Statistics in Microsoft Word

Is there a quick way to show the readability statistics for Microsoft Word 2013 or 2016 documents, without having to correct them first?
I know how to enable the readability statistics so that they ...

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### How does one find out what weight data was used in samples of same weighted averages?

How to find what weight was used in columns of weighted averages? (the column data is known, the weighted average for each column is known, the weights used are known to be the same for each column of ...

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42 views

### data export from site is in lines, how to put it in table form

I exported some data from a nutritions tracking website to use in excel and eventually in SPSS for analysis. However the data is exported in lines/rows. I need it to be in table form so I can use it ...

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26 views

### How to create a one dimensional distribution chart in excel

I have a set of data that I would like to benchmark against a distribution set that I do not have access to. I know what the 10th, 50th, and 90th percentile numbers are. In this case 10th-5,218; 50th-...

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291 views

### Counting pairwise combinations from many options in Excel

I have a large dataset of students and the classes they have taken. Each student has taken 12 to 18 of around 80 available classes. Using Excel (2013) I would like to find out, for any given pair of ...

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20 views

### How to modify data to make box plot?

My data is formatted like:
0:01:11 0:01:58 0:01:12 0:01:33 0:01:14
0:01:07 0:07:00 0:04:14 0:02:07 0:03:06
0:01:16 0:01:00 0:02:39 0:03:00 0:03:43
0:02:26 0:02:57 0:08:43 0:03:10 0:...

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63 views

### Calculating the average (“hitrate”) of football results

I want to find the average (or the "hit rate") of World Cup football results. I have calculated 2 points for correct 1X2, and 3 points for correct 1X2 + correct score. So the hit rate should be "yes" ...

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### How to count the number of cell pairs containing x and y values larger/smaller than the mean in excel?

I have an excel spreadsheet with paired data for 105 different pairs. I'm trying to conduct a chi square test, but I first need to find frequencies for the number of pairs where x is greater than the ...

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33 views

### How are statistical maps made? [closed]

I see maps with all kind of statistics (gdp, population density, rain, exports, happiness) on the internet all the time. Usually they're only outlines (so they have no roads or buildings or whatever) ...

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16 views

### Summary web usage of each process

How I can check summary usage web of each process? I don't need summary of week or month etc. Only from start of a application. I would like to open application and application would be counting data ...

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47 views

### Excel Data Distribution

I have a machine that produce goods by work order generated from database. The quantity of goods per work order varies from 1 to 5,000. I am trying to analyze the efficiency of the machine as I think ...

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1k views

### Calculate Median based on counts of value

I have data of how many of a specific CPU we have, and their CPU-marks. Based on this I wish to dynamically calculate Median and Quartile stats.
For example, I have a table that looks like
Name ...

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22 views

### Excel 2016 getting statistics out of distribution of A B C

If i have a list of value groups of A and B. (example ? was equal to 1.2 in the morning (A), which became 1.7 in the evening (B)
And I need to divide them in groups of :
X = A < B
Y = A > B
Z =...

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2k views

### How to draw the center of mass of a scatter plot in Excel?

I have created a scatter plot in Excel, and I'd like to be able to draw its center of mass (i.e. the point whose coordinates is the average of each series).
I am currently doing it using this trick:
...

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90 views

### OpenOffice calc colorize data points differently

I gathered some FTP file size statistics for my boss and I wondered if OpenOffice calc had the ability to colorize the data points differently. I want to color green the data points within one ...

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530 views

### TP Link - data statistics resets after modem restart

I have TP Link - TL-WR841N / TL-WR841ND.
I want to track data usage per device on monthly basis. I have enabled data statistics on my modem. But the statistics are getting cleared after modem restart....

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152 views

### Getting per-user or per-command CPU/load information for Linux

I have a stock-standard LAMP stack running on a Centos 7 (Linux 3.10.0) machine. The Apache web server passes requests to run PHP files to a number of php-fpm processes, which run under different ...

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206 views

### Unable to plot a scatter plot in excel

I have taken integers from 1 to 100 as my total population set. Now I generated 5 random numbers (using =randbetween() command) and called it my sample 1. Similarly, I created 200 such samples. Now I ...

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274 views

### Line chart in LibreOffice - data in rows (type, x, y) rather than in a 2-input table

How do I create a line chart in LibreOffice Calc if the data is organised in 3-tuples rather than in a two-input table?
Example:
Banana Jan 10
Banana Feb 20
Banana Mar 30
Banana ...

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211 views

### When using laptop for heavy duty statistical analysis is it more important to have highest possible RAM or fastest possible processor?

I'm starting a private equity company and need to buy a laptop that can perform heavy duty statistical analysis. I don't know if I should focus on finding a laptop with the highest possible RAM or a ...

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237 views

### CPU performance growth stagnates

I looked at this diagram and I am wondering me that the increasing of the CPU performance seems to stop although the transistor count is still increasing.
I mean what are the profts of the increasing ...

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30 views

### How to set all column types and measures simultaneously in SPSS?

I have over 150 different variables in my data set that when imported from a CSV file are assigned the incorrect type and measure. All data should be considered to be of type numeric and measure scale....

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44 views

### Statistics in excel including modified text values

I have a table in Excel (2013) that looks something like this:
V1 V2 V3 V4
2.1 300 40.5 6.89
6.9 204 <0.02 <0.001
<0.3 96 6.5 1.2
For each of the columns V1 ...

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58 views

### Excel - choosing numbers from bigger data set

I have a question about excel (hopefully on the right forum)
I have a data of 100 numbers in excel and I want to randomly choose 30 numbers with the fact that the same number is not chosen again (so ...

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1k views

### What is MS Word counting or ignoring when it counts words in an open vs. closed file?

Sometimes I estimate and bill projects based on word counts, so knowing the actual count is important. If I knew what MS Word counted and did not count in an open vs. closed file, then I could choose ...

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### What is the easiest way to generate a pi diagram or bar diagram from raw data?

Background:
I want to see an statistics on my spent time in several categories like sports, study, movie etc. throughout a certain period of time.
To visualize it, I have to represent it in pi ...

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121 views

### Find out network usage from router

I have a simple TP-LINK TL-WR841ND router and wanted to ask how can I find out the usage of the local network. I see there are received/sent Packets in wireless statistics, but am not sure what ...

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268 views

### Laptop battery uptime monitor

Is there any way to measure what sort of uptime/active usage I get out of a given battery charge; that is, how long do I get actually using the laptop between full charges. I'd like it to be a ...

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36k views

### How do I see the network adapter statistics in Windows 7?

I remember there was bytes/packets sent/received since connection established in the past but I cannot find it in the adapter properties now.
BTW, when I hover over the network connection icon in ...

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134 views

### How can I track internet upload/download on linux while ignoring local traffic?

I have two Linux boxes connected to a router and the router is connected to a modem. The Linux computers share file systems via NFS. I want to track internet usage upload and download values, ...

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### How to add metadata (source of the dataset) to a file (dataset)?

I usually have to download datasets from websites through a point-and-click system that is difficult to replicate in a Makefile. In these cases, I want to include as much metadata about how I ...

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1k views

### Stats on /proc/diskstats always shows more writes than reads

I've taken the following stats from /proc/diskstats:
9 0 md0 106989 0 _2923830_ 0 117988 0 _3448953_ 0 0 0 0
8 0 sda 33840 22299 _1143351_ 871132 87336 194804 _2003961_ 2201868 0 949992 ...

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### Linux program used to gather installed packages, processes, listening ports, etc.?

It's hard to Google this because it seems like everyone and their kid sister has written a script to gather system stats!
I once saw a mature program written that is used to gather system stats like ...

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304 views

### How can I measure disk writes per file/program over a long period of time

I have an SSD and a hard disk in one computer. I use mountpoints and symlinks to put write-heavy directories (e.g. Downloads) on the hard disk to save on wear on the SSD.
I want to find out which ...

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881 views

### Use LINEST on filtered data - Excel

I am trying to use the LINEST function and then filter the original data to reflect the subset I am interested in. Unfortunately LINEST always uses all originally defined data. Is there a way to ...

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527 views

### Finding trends in multi-category data in Excel

I have an Excel spreadsheet that contains hundreds of rows of data that each represent a single sample in a larger population. Each row is divided into three columns that contain frequency counts of ...

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### Is there a system monitoring tool that lets me write complex queries against the data? [closed]

I am looking for a system stat collection tool that will let me write queries against the data collected. I am planning to answer questions like:
what is the average load, over the last 30 days, on ...

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652 views

### Is there a way to log and view application run time statistics in Windows 7?

I'm looking for a way to collect stats on what apps are launched when and for how long they're used on my Windows 7 PC. Is there a native tool for that? If there is not, what are the popular third-...

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185 views

### Checking chrome url autocomplete prabability stats

I want to see the probability stats that chrome has for certain keywords I type in the ommnibox, but I can't remember the command used to do it.
What I mean is, when I type "twi" it gives me a list ...

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765 views

### How to fill in missing data series?

I have monthly water quality (Nitrate) measurements from July, 2005 till Oct., 2013 (84 measurements). However, there is no measurements from Oct., 2007 till June, 2009 (21 measurements).
Could you ...

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592 views

### Excel: extrapolating data by group into the same column

I am trying to extrapolate baseline age into the remainder of the columns, for each participant.
See here, it's much clearer:
Essentially, I need to put 45 into the remaining ID = 40 rows, and ditto ...