Category "frequency"

Calculating the mode/median/most frequent observation in categorical variables in SQL impala

I would like to calculate the mode/median or better, most frequent observation of a categorical variable within my query. E.g, if the variable has the following

How to calculate frequency percentages for a table using SQL?

Let's say I have some data as follows: ID data fingers rating 001 hello y 0 002 hello n 0 003 bye n 0 004 hell

How to order frequency from highest to lowest for character variable

Suppose my dataframe (df) only includes this single character variable: race.ethnicity<-c("W", "C", "F", "F", "J") I want to create a frequency table for th

How to get CPU clock frequency on an ARM/Linux machine

The answer seems pretty obvious I guess but none of the possible answers given in https://superuser.com/questions/406141/how-to-get-an-arm-cpu-clock-speed-in-li

Relative frequency histogram in R, ggplot

I can draw relative frequency histogram in R, using lattice package: a <- runif(100) library(lattice) histogram(a) I want to get the same graph in ggplot.