Problème avec l’installation du package dplyr [closed]
Closed 33 mins ago.
tag many to many relationship when using left_join in dolyr
is there other method to tag “many-to-many、one-to-many and many-to-one” three relationship, like the example below.
Order columns in a matrix
I have a matrix mat. I would like to re-order the columns, using column name:
How do I run the generalTestBF function from the BayesFactor package inside a group_by in a pipe in tidy verse?
I am trying to extract the regression coefficient, p-value, and Bayes Factor for each subset of a data frame in r. I am using tidyverse piping and group_by(), and it works for the regression coefficient and p-value, but not for the BF.
In dplyr, how do I write a case_when formula that looks at a column containing variable names and then assesses the value of those variables?
I have a dataframe in which one column, last_question, contains a list of variable names which are the last questions that various participants viewed on a survey.
Why does my sample distribution output the same average
I am attempting to create a null distribution to determine the average differance between two rates, however I keep getting 0.00784192 as my average no matter how I shuffle the rows
I am running following command for rainfall data from 1990 to 2021 for getting count of consecutive dry days >- 5 month wise using dplyr package.
OD_RF <- read.csv(“Odisha_rainfall_blockwise_1991-2021_1 – Copy.csv”)’ RF = data.frame(OD_RF)’ RF %>% group_by(grp = cumsum(Block_10 > 1)) %>% filter(Block_10 <= 1) %>% summarise(start_date = min(1990-01-01), end_date = max(2021-12-31), rain_acc = sum(Block_10), days_con = n()) %>% select(-grp) And I get following result A tibble: 1,116 × 4 start_date end_date rain_acc days_con 1 1988 1978 0 47 2 1988 […]
Is semi_join associative in nature?
From the definition of semi_join I thought it was associative in nature? Am not sure whether am the one who is not keen to understand…