
I have a dataset where the columns are more than 1000. Now I know that there are many columns which are having all the entries as NA. I want to know the count of columns which are having NA. For ...

Let's say I have a series
a = pd.Series([(1,2), (3,4), (float('NaN'),float('NaN'))])
How can I remove (nan,nan) from the series?
Regards,

I have a twodimensional numpyarray. It has a shape of (6994, 6994). There are many values of 1000 which I would like to encode as NAN. I tried:
array[array == 1000] = np.NAN, but this gives me ...

I'm plotting correlation coefficients r and sample sizes n from a correlation matrix on the same plot (r in the upper triangle, n in the lower triangle). Usually I have no issue with ggplot2 removing ...

This is what I have tried so far. It works, but it only tells me the p.value of the data that has no NA's. Much of my data has NA values in a few places up to 1/3rd of the data.
normal < apply(...

I have a large file (csv) of library records that include Library of Congress classification call numbers, from which I have extracted the letters. The architecture subclass is NA. So a record ...

I am a newcomer to dplyr and tried to create a new composite variable from three different age variables using dplyr and ifelse. I made a data frame to explain the situation as follows:
library(dplyr)...

I'm working with a dataset of weather variables (temperature, precipitation, etc.) that has a few missing values. Because of my specific approach (summing these variables across several days), I need ...

I did look up a similar example which used
## Some sample data
set.seed(0)
dat < matrix(1:100, 10, 10)
dat[sample(1:100, 50)] < NA
dat < data.frame(dat)
## Remove columns with more than ...

In RStudio. Not sure how to replace blanks from certain columns only  and based on their names.
Have tried many version of
census_data[c("NAICSP","SOCP") == ""] < NA

I have code here that generates a random spatial distribution of points, returns a distance column between every point and an infected individual and uses a function to calculate the probability of ...

I've a data frame like this (but with much more rows):
individ_id date_time begin end
1: NOS_4214433 20171122 09:01:49 20171121 11:54:59 20171122 09:07:27
2: ...

When using mutate_at to change variables in my data to either character, numeric or factors, I have issues with the numeric ones:
library(dplyr)
f < c('V1', 'V2')
c < c('V3', 'V4')
n < c(...

Thanks for all of the support so far. I'm making the move from SPSS to R. I have the following SPSS code. Are there ways in R to deal with NAs in the same way as SPSS?
Thanks!
FREQUENCIES income.
...

I have dataframe with values Na, blank and others. I want to replace Na with noted (string value)
I want to transform from here to here without changing blank cell.
I already tried
df['A']=df['A']....

I have some problems with NA value cause my dataset from excel is not same column number so It showed NA. It deleted all row containing NA value when make calculation Similarity Index function Psicalc ...

I am trying to visualize missing values (NA) in a data.frame containing the Hepatitis dataset and using the package VIM. I am trying to do that by using the function spineMiss:
spineMiss(hepatitis[, ...

I have this kind of data :
daynight
[1] NA NA NA NA 2 1 NA NA
I want R to detect if there is a series of at least x NA and replace these by another value.
For example if x=3 and the replacement ...

What I need is to transform NA's to 0 after a number appears in the timeserie. This is an example:
c1 < c(1,NA,NA,NA,NA,1,2,NA,NA,NA,5,NA,NA)
c2 < c(2,NA,NA,10,30,NA,NA,NA,NA,4,1,2,NA)
c3 &...

I want to create a column of predicted values from a multiple regression using the lm function and the predict function without the lm function deleting rows where data to construct the multiple ...

Here is my toy dataset
df < tribble(
~x, ~y, ~z,
7, NA, 4,
8, 2, NA,
NA, NA, NA,
NA, 4, 6)
I want to get a dataframe with a number of NAs for each variable only between the ...

I am struggling with R since 2 days without finding any solution !
Here is my problem :
I have a list of symbols extracted from one dataframe : annotation$"SYMBOL"
I would like to bind it to ...

My apologies for a poorly formulated question. I am new to R and to programming and for posting questions.
I am working with panel data. I have two context varying variables: cat (category that ...

I have a dataframe include 1,2 and bunch of NAs
I would like to compare these columns and save the results in a new column (let's say F) so that:
if in each row all values are 1 then the new column ...

I'm creating a logistic regression model predicting a factored binary outcome variable (yes/no), but am running into a weird issue with missing data. Basically, I receive a very different Rsquared ...

I have a data set of the form
#create data.frame
df < data.frame(id = rep(1:3,each=10),
value = rnorm(30))
#throw in some NAs
df[c(1:5, 25:30),2] < NA
df[1:10,]
id ...

I would like to get rid off the whole NA block (highlighted here ).
I tried na.ommit and na.rm = TRUE unsuccesfully.
Here is the code I used :
library(readxl)
data < read_excel("Documents/TFB/...

I have a data frame like;
dataframe < data.frame(ID1=c(NA,2,3,1,NA,2),ID2=c(1,2,3,1,2,2))
Now I want to convert the NA value to the valuable which is the same to the next column valuable like;
...

Original df (clinical chemistry)
Subject Code Test Value Units Flag
1 NA NA 147 mmol/L
2 NA/K NA/K 10.5 RATIO
3 K K 4.7 mmol/L
4 CK CK 235 UL
...

I have a dataframe 17631x15 and would like to find an easy way to remove rows that contain 75% missing values. I am not sure how to fill in the threshold in a function:
out< rowSums(is.na(df))...

I'm trying to clean my data. Let's imagine that we've got a vector of 20 values with several NAs:
set.seed(1234)
x < rnorm(20, mean = 10, sd = 5) %>% round
x[c(6, 8, 12, 16, 19)] < NA
So ...

I am trying to convert a character into a date with the next step:
prueba_int$date = as.Date(prueba_int$date, "%d%m%y")
But the problem is that I get NAs in the date column.
Can anyone help me?
...

I'm struggling to figure out how I can remove whole rows of data (I assume by filtering out, not deleting) given that is contains a specific amount of blank cells (which is different for depending on ...

I'm trying to replace values in the City.x column of the mergedtable data frame with the values in the City.y column as long as there is not a NA in the City.y column.
In other words, I would like to ...

I work with timestamps (having mixed DST values). Tried in Pandas 1.0.0:
s = pd.Series(
[pd.Timestamp('20200201 11:35:44+01'),
np.nan, # same result with pd.Timestamp('nat')
pd....

I have a dataset, df that I reading in from Excel to R. For some reason, when reading in the file, R sets all the empty fields to NA. How do I reverse this? I want the NA values in the column to be ...

I have a dataframe of 10 columns with house prices, that in some cases, includes NAs.
I want to create a new column of weighted sd but for the rows that have a few NAs, I get the following error:
...

I'm using rpy2 to run a piece of R code in Python and trying to use the tapply functionality from R as follows:
import rpy2.rlike.functional as rlf
import rpy2.robjects.packages as rpackages
minT = ...

The sample data set of available much bigger data set is in following format:
Station <c("A","A","A","A","A","A","A","A","A","A","A","A","A","A","A")
Parameter <c(2,3,NA,4,4,9,NA,NA,10,15,NA,...

I can't believe I'm having this much trouble finding a solution to this problem: I have two data tables with identical rows and columns that look like this:
Country < c("FRA", "FRA", "DEU", "DEU",...

I need to use na.locf from the zoo package to replace NA values with the last observed value. However, I need to do this only for specific country & variable pairs. These pairs are specified ...

I often work with time series datasets that look like this:
CNGBOND. FRGBOND.
20060215 NA 3.76
20060331 4.26 NA
20060515 NA 4.25
20060630 4.69 ...

Can someone please help me understand how R handles NA in ifelse statements?
Let's say I have the following vectors:
x < c(1, 1, 3, NA, 4)
y < c(1, NA, 1, NA, NA)
I want to create another ...

Using this dataset My summary is outputting a INF value when I run this. This is preventing a follow up t test between the variables BigBoy.size_Control and BigBoy.size_Covered. Any advice on how to ...

When using the seq function, I get the following outputs:
>seq(1,4)
1 2 3 4
and this retrieves the second element from the sequence
>seq(1,4) [2]
2
These two I understand. However, I don't ...

I was trying to optimize my loop but I came across an issue and I havent found any direct solution here. I already checked out other threads like Error in if/while (condition) {: missing Value where ...

I am performing an OPLSDA, all my columns have some missing values.
I am following these instructions: https://www.bioconductor.org/packages/devel/bioc/vignettes/ropls/inst/doc/roplsvignette.html
...

I have data (example as below) where I want to find a Minimum value for L and R but ignoring NA.
I've tried to refer to https://superuser.com/questions/862279/minimumofnonzerononadjacentcells...

I have this type of data:
iso3 year UHC cata10
AFG 2010 0.3551409 NA
AFG 2011 0.3496452 NA
AFG 2012 0.3468012 NA
AFG 2013 0.3567721 14.631331
AFG 2014 0.3647436 NA
...

I am trying to extrapolate the following missing values (NAs) in my data with this line of code but it is not working.
My Data:
landkreis jahr deDomains
<chr> <dbl> <...