HR Analytics: analiza danych pracowniczych w R
Ben Teusch
HR Analytics Consultant


names(recruitment)
"attrition" "performance_rating" "sales_quota_pct"
"recruiting_source"
$$\text{wskaźnik odejść} = \frac{\text{odejścia}}{\text{liczba pracowników}}$$
Jeśli $\text{odejścia} = 1$, gdy pracownik odszedł, można to zapisać jako:
$$\text{wskaźnik odejść} = mean(\text{odejścia})$$
library(dplyr)
recruitment %>%
group_by(recruiting_source) %>%
summarize(highest_performance = max(performance_rating)) %>%
arrange(highest_performance)
# A tibble: 5 × 2
recruiting_source highest_performance
<chr> <dbl>
1 Search Firm 3
2 Referral 4
3 Applied Online 5
4 Campus 5
5 <NA> 5
recruitment %>%
count(recruiting_source)
# A tibble: 5 × 2
recruiting_source n
<chr> <int>
1 Applied Online 130
2 Campus 56
3 Referral 45
4 Search Firm 10
5 <NA> 205
HR Analytics: analiza danych pracowniczych w R