Webb27 maj 2016 · So we group data if Profit > 0 or <= 0. Then i want sum () of Profit for rows with MAE % <= -1 and for MAE % > -1. Grouping must be used for TopMAE, BottomMAE calculation. Expected result is like: # win.g CroupCnt TopMAE BottomMAE #1 FALSE 14 -15100 -39320 #2 TRUE 16 95360 6120. But my R code does not working. WebbR : Why is using dplyr pipe (% %) slower than an equivalent non-pipe expression, for high-cardinality group-by?To Access My Live Chat Page, On Google, Search...

R : How to pass extra parameter to purrr::map with dplyr pipe

WebbThis function is useful when used with the group_by function of the dplyr package. If you want to test by level of the categorical data you are interested in, rather than the whole … WebbNote for each ID the first number in the data frame for normality_y is the W value and the second in the p-value. library (plyr) df2 <- ddply (df, "a", function (z) head (z,2)) Now for each ID you will have two rows for the W and p value. I've used columns y and z which you can change to expense and income and more. how much is the sleigh it bodice worth

r - Chi -Square test with grouped data in dplyr - Stack Overflow

WebbI would like to understand why, in the the dplyr or magrittr package, and more specifically the chaining function %>% has some trouble with the basic operators +, -, *, and /. Chaining takes the output of previous statement and feeds it as first argument of the next: I also found that the following syntax works for adding/substracting, but not ... Webb15 apr. 2024 · 2. Here is a way with stats::shapiro.test. library (dplyr) library (broom) data %>% group_by (treatment, chase, measure) %>% do (tidy (shapiro.test (.$value))) ## A … Webb1. The answer by @GegznaV was excellent but meanwhile, the tidyverse has some newer constructs like tidyr::pivot_longer replacing tidyr::gather, and the tidyverse authors … how much is the skylift in gatlinburg