Displaying 20 results from an estimated 1891 matches for "percentages".
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percentage
2010 Jun 17
5
Optimization problem
...or better
say, to give a good quality of the signal. The more devices I place, the
higher the signal. The signal is measured in a (coverage) percentage, the
higher the percentage, the better the service. The max percentage is
(obviously) 100%.
As an example:
Example 1:
----------
devices<-1:49
percentages<-c(15.8,29.3,43.1,52.9,61.8,70.4,77.6,84.4,88.6,90.9,92.7,93.2,9
4.1,94.6,95.4,96.1,96.5,97,97.3,97.8,98.1,98.7,99,99.4,99.5,99.6,99.7,99.9,1
00,100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,100,1
00,100)
matplot(devices,percentages,type="l")
cbind(devices,percent...
2009 Mar 26
2
loading and manipulating 10 data frames-simplified
...cres=Bin1_main[[1]]*43560
#Separates TAZ data from main data
Bin1_TAZ=Bin1_main[[2]]
#Separates TAZ data from main data and converts acres to square feet
Bin1_TAZvacant=Bin1_main[[3]]*43560
#Sums each parcel acreage data of the bin
Bin1Acres_sum=sum(Bin1_Acres)
#Creates data frame of cumlative percentages of each parcel of bin
Bin1_cumper=cumsum(Bin1_Acres/Bin1Acres_sum)
#Calculates the probability of choosing particular parcel from bin
Bin1_parprob=abs(1-Bin1_cumper)
#Combines parcel acreage data and cumlative percentage data
Bin1Main.data = cbind(Bin1_Acres,Bin1_parprob,Bin1_TAZ,Bin1_TAZvacant)...
2003 Feb 28
0
(multiway) percentage tables
...re grouping
variables. The "type" option can be used to specify percentage type
("n", "row", "column", or "total"), "digits" to specify the number of
decimal points, "percentage=FALSE" can be used to print proportions
rather than percentages. "row.vars" and "col.vars" are passed on to
ftables for formatting multiway tables.
I'd like to see something like ctab in R-base at some point in the
future. Perhaps it could be integrated in ftable? Perhaps I'll try
that myself as a next project. I'm still learnin...
2003 Mar 06
0
modifying ftable to allow percentages (wishlist) (PR#2606)
Full_Name: John Hendrickx
Version: 1.6.2
OS: Windows XP
Submission from: (NULL) (80.126.78.108)
(This is not a bug report but a request to add a feature to future versions of
R. Hope this is an appropriate place).
I'd like to suggest adding an option to ftable to allow percentages. It would be
easy to do and backwards compatible. Percentage tables are useful in educational
contexts, whereas lack of a simple method for calculating percentages gives an
incorrect impression of the maturity of R IMHO.
To add percentage tables to ftable, an option such as
pcnt=c("n",...
2012 Jan 27
4
percentage from density()
Hi folks,
I know that density function will give a estimated density for a give
dataset. Now from that I want to have a percentage estimation for a
certain range. For examle:
> y = density(c(-20,rep(0,98),20))
> plot(y, xlim=c(-4,4))
Now if I want to know the percentage of data lying in (-20,2). Basically
it should be the area of the curve from -20 to 2. Anybody knows a simple
2010 May 14
2
multhist,labels and percentages
...of a multhist with the y-axis labeled not as counts but as percentage of a population. Plotting the standard histogram is in a way fine, all I need is to:
-- have a left-handside y-axis labels for pop 1 and a right-handside y-axis labels for pop2
-- replace the counts in each axis with population percentages (easy to calculate, but how to stick them there?)
Any suggestion would be gratefully received.
F
--
Federico C. F. Calboli
Department of Epidemiology and Biostatistics
Imperial College, St. Mary's Campus
Norfolk Place, London W2 1PG
Tel +44 (0)20 75941602 Fax +44 (0)20 75943193
f.calbol...
2010 Jan 12
2
Calculate the percentages of the "numbers" in every column.
...table like this, I have A B C D ... levels, the first column
you see is just the index, and there are different numbers in the
table.
A B C D ...
1 0 2 1 0
2 1 0 2 1
3 2 3 0 0
4 0 0 1 0
5 0 2 3 1
...
I want to calculate the frequencies or the percentages of the numbers
in every column.
How do I get a table like this, the first column is the levels of
numbers, and the numbers inside the table are the percentages. All the
percentages should add up to 1 in every column.
A B C D ...
0 0.2 0.3 0.1 0.1
1 0.1 0.1 0.2...
2018 Mar 13
1
Profiling Support for BareMetal Target
Hi,
I followed two posts as my guideline
http://lists.llvm.org/pipermail/llvm-dev/2017-September/117339.html and
http://lists.llvm.org/pipermail/llvm-dev/2017-September/117156.html
I am using clang 4.0.1 and compiler-rt 4.0 release
1. I made changes in the LCF to mimic Linux Platform (for linker magic)
In data section i have added:
__start___llvm_prf_cnts = .;
2008 May 23
3
Percentages for categorical data by group
...hat generates a data frame like the one I have.
pop <- matrix(1:100000)
groupIDs <- sample(pop,500)
groupVar <- sample(groupIDs,23000,replace=TRUE)
responseVar <- sample(1:5,23000,replace=TRUE)
example.data <- data.frame(groupVar,responseVar)
Is there a fast way to calculate these percentages beyond writing loops to
manually count the responses for each of the groups?
Thanks,
EG
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2010 Oct 27
2
Generate random percentages and placing vectors
Hello everyone,
I have two questions:
1.) I would like to generate random percentages that add up to 100. For
example, if I need 5 percentages, I would obtain something like: 20, 30, 40,
5, 5. Is there some way to do this in R?
2.) I would like to insert vectors of specified length into a larger vector
of specified length randomly, and fill the gaps with zeroes. For example, if
I h...
2006 Feb 01
3
format of 2x2 table
Does anyone know how I can generate a 2x2 table in a
format where in each cell of the table, it contains a)
count (frequency) b) total percentage c) row
percentage d) column percentage. SAS can generate this
format easily, is there a R package that can do this?
Frequency |
Percent |
Row Pct |
Col Pct | positive negative | Total
--------------------------------|-------
disease |
2010 Feb 24
2
How to read percentage and currency data?
I'm struggling to find any help on this seemingly simple question - how does
one read data with percentage (%) or currency (?,$ etc.) signs? When I try
to read a data file which has any of those symbols in the data fields, they
are read as characters rather than values. Is there a function or library
which can deal with such values?
As an example, I use this sample from one of chinna's
2001 Feb 12
1
logistic regression with percentages
Hello
I've got some data and I want to fit a binomial glm. The problem is that I don't have the number of successes or failures, I have only the percentages. If I want to make all these numbers integers, I have to multiply them for 1000, because there are some low percentages (0.05%). Besides, I don't know if this is correct.
Any help?
Thanks in advance, and sorry for my english
Julio G?mez
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2012 Aug 08
1
Calculating percentages across multiple columns
I have the following data and am trying to find the percentage of bid
values purchased for that price.
So let's say I have a bid of 5 and it's sold 2 times for $3 and $5. Since
the original bid was $5, the
percentage of times that that bid value results in a sold purchase AT that
specific bid level was
1/3 because of the three time where the bid was three, it ended up being
sold for $5
2013 Jan 30
1
Percentages in bar plot
Dear R-users,
Though it's a silly thing to ask, but I'm not getting a way out. I wish to
find the percentage distribution for a data vector 'stop'. The coomand
below is giving the frequency distribution. May I know the option to see
the percentages instead of frequencies. Similarly, what option I should
put in a histogram plot to see the percentages instead of frequencies?
---------------------------------------------------------------------
stop<-c(8,6,6,6,8,6,6,8,8,6,6,6,8,8,8)
barplot(table(stop))
------------------------------------...
2006 May 24
2
Has Many Through + Join Model + Forms + Confused?
Hello,
I''m trying to implement something like the following scenario. I''ve got
"Alloys" (blends of metals), "Metals" and "Percentages" I want to implement
this using a join model, not using a has_and_belongs_to_many relationship.
(If i''m wrong about that, let me know).
Basically, i have the following tables:
Metals
id
name
Alloys
id
name
Percentages
alloy_id
metal_id
percent
And the follow...
2012 Aug 28
7
check and verify
Hi,
I have 6 columns in my dataframe (test)
A B C D E F
a b c d 40 30
a f a b 20 10
x m y m 50 30
If character value in column A matches with that in column C, it gets the percentage in column E, similarly if value in column B matches the value in D, it gets the percentage in F column. If it doesn't match, it gets 0 percentage.
How can I do that ?
thanks
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2024 Jan 28
1
2SLS with Fixed Effects and Control Variables
Dear John Fox, Christian Kleiber, and Achim Zeileis,
I am attempting to run various independent variable parameters to assess
their suitability. Unfortunately, I hit a snag and couldn't get the tests
to run properly. When I used ivreg, I got an error message saying: "Error
in eval(predvars, data, env) : object 'WageInequality' not found."
Can you please help?
Model:
2005 Jan 20
5
glm and percentage data with many zero values
...,0,0.85,1.09,0,0.5,1.4,0.08,0.11,0.05,0.17,0.31,0,0.12,0,0.99,1.11,1.78,0,0,0,2.33,0.07,0.66,1.03,0.15,0.15,0.59,0,0.03,0.16,2.86,0.2,1.66,0.12,0.09,0.01,0,0.82,0.31,0.2,0.48,0.15)
First I tried transforming the data (e.g., logit) but because of the
zeros I was not satisfied. Next I converted the percentages into integer
values by round(Bacteria*10) or ceiling(Bacteria*10) and calculated a
glm with a Poisson error structure; however, I am not very happy with
this approach because it changes the original percentage data
substantially (e.g., 0.03 becomes either 0 or 1). The same is true for
converti...
2006 Sep 19
1
Adding percentage to Pie Charts (was (no subject))
...ear
the middle of the line represent about 50%, looking at how close the
point is to the left lets you estimate the percentage and most people
(you may differ) do a better job of estimating that percentage from the
position of the dot than from an angle or area. If you feel the need to
specify the percentages along the side of a dot chart, then at least
they are lined up vertically for easy comparison (my example would have
been better if a lot of the vertical space had been removed so the
pieces of interest were closer together), the pie chart would generally
have the percentages non-aligned causing mo...