findna: findna

In yogat3ch/HDA: Performs Routine Health Data Analytics Tasks

Description

Report summary of NA values and their Indices. Iterates over the columns of a data.frame or matrix and returns descriptive summary of NA values

Usage

findna(dat)

Arguments

dat	(data.frame, matrix) data.frame, vector or matrix object

Value

(list) object with the following values:

• 'NA' A vector

  1. No.The Number of NA

  2. P The percentage as a decimal: the number of NA values / the total number of values for each column.

• Indices The indices of the row numbers that contain NA in that column, useful for locating NA and examining adjacent data.

Examples

findna(c(1, NA, 2))
dat <- data.frame(y = rnorm(15,0,1),x = {rnorm(15,0,1) + rnorm(15,0,.02)})
dat[sample(1:nrow(dat), size = 3), "x"] <- NA
findna(dat)

yogat3ch/HDA documentation built on Sept. 13, 2019, 8:54 p.m.