Question

functions summary with summarise() in R Language

Answer 1

method	function	code
mean	mean	summarise(df,mean_x1 = mean(x1))
median	median	summarise(df,median_x1 = median(x1))
sum	sum	summarise(df,sum_x1 = sum(x1))
standard deviation	sd	summarise(df,sd_x1 = sd(x1))
interquartile	IQR	summarise(df,interquartile_x1 = IQR(x1))
minimum	min	summarise(df,minimum_x1 = min(x1))
maximum	max	summarise(df,maximum_x1 = max(x1))
quantile	quantile	summarise(df,quantile_x1 = quantile(x1))
first observation	first	summarise(df,first_x1 = first(x1))
last observation	last	summarise(df,last_x1 = last(x1))
nth observation	nth	summarise(df,nth_x1 = nth(x1, 2))
number of occurrence	n	summarise(df,n_x1 = n(x1))
number of distinct occurrence	n_distinct	summarise(df,n_distinct _x1 = n_distinct(x1))