summarySE: summarySE

Usage Arguments

Usage

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summarySE(data = NULL, measurevars, groupvars = NULL, na.rm = TRUE,
  conf.interval = 0.95, .drop = TRUE, digits = 3)

Arguments

data

A data.frame

measurevars

The variable name or vector of variable names that will be summarized

groupvars

A vector containing names of columns that contain grouping variables

na.rm

If TRUE, NA values will be ignored

conf.interval

The percent range of the confidence interval (default is 95

\item

.dropDefault is TRUE

\item

digitsNumber of decimals to round output to (default is 3)

Summary data.frame summarySE provides summaries (mean, sd, ci, se, N) for a variable/variables either overall or stratified by one or more grouping variables. This is an extension of the summarySE function provided by Winston Chang in the Cookbook for R. This extension allows for getting summaries across multple outcome variables. #example_df <- data.frame(a = sample(c(0, 1), 100, replace = T), # b = sample(letters[24:26], 100, replace = T), # c = rnorm(100), # d = rnorm(100, 15, 3)) #summarySE(example_df, measurevars="c") #summarySE(example_df, measurevars="c", groupvars = "a") #summarySE(example_df, measurevars=c("c", "d")) #summarySE(example_df, measurevars=c("c", "d"), groupvars = "a")


TaylorAndrew/atPrepAnalyze documentation built on May 9, 2019, 4:23 p.m.