20 апр. 2010 г. · The standard error is just the standard deviation divided by the square root of the sample size. So you can easily make your own function.

8 июл. 2021 г. · I am trying to create a new data frame with each variable's mean, standard deviation(sd), standard error(se) and confidence interval(ci) with this data frame.

11 окт. 2012 г. · I need to come up with the % of students who passed and failed, mean of the students who passed and failed, standard error for the same.

8 дек. 2020 г. · Calculating the mean, standard error and % in R for a data frame · 2 · Trying to make this code in r more elegant and shorter if possible - R.

5 апр. 2014 г. · I have a data frame with many columns and I am wondering how I can use sapply to determine the standard error (se) of each columns in the data frame.

27 апр. 2024 г. · A straightforward calculation of group means and standard errors doesn't work and I can't figure out why. I get NA for the std. errors.

13 апр. 2022 г. · I want to calulate standar error using the function std.error from package plotrix or using other method ( like calculating directly sd/sqrt(length(data[, ...

8 дек. 2016 г. · I would like to compute the mean and standard error for the 'LogColumn' column, for each tree per each treatment per each day.

28 июн. 2019 г. · One option would be to unlist , create an array and use one of the custom functions that calculate standard error

8 июл. 2020 г. · I'm attempting to find the standard error of a variable and the command is producing NAs instead and I cannot figure out why.