library(readxl)
library(openxlsx)
library(tidyverse)
## -- Attaching packages --------------------------------------- tidyverse 1.3.1 --
## v ggplot2 3.3.5     v purrr   0.3.4
## v tibble  3.1.6     v dplyr   1.0.8
## v tidyr   1.2.0     v stringr 1.4.0
## v readr   2.1.2     v forcats 0.5.1
## -- Conflicts ------------------------------------------ tidyverse_conflicts() --
## x dplyr::filter() masks stats::filter()
## x dplyr::lag()    masks stats::lag()
dat <- read_excel("C:/Users/Nga/Desktop/So lieu cam quan sua gao banh gao.xlsx", sheet = "sua gao", skip = 1)
Rice_Milk <- dat %>% 
  janitor::clean_names()
Rice_Milk <- as.data.frame(Rice_Milk)
summary(Rice_Milk)
##  ma_nguoi_thu       ma_san_pham           tong_the        mau_sac     
##  Length:420         Length:420         Min.   :1.000   Min.   :1.000  
##  Class :character   Class :character   1st Qu.:4.000   1st Qu.:5.000  
##  Mode  :character   Mode  :character   Median :5.000   Median :6.000  
##                                        Mean   :5.048   Mean   :5.516  
##                                        3rd Qu.:6.000   3rd Qu.:7.000  
##                                        Max.   :8.000   Max.   :8.000  
##                                                        NA's   :1      
##      mui_vi         cau_truc          mau           mui_sua     
##  Min.   :1.000   Min.   :1.000   Min.   :1.000   Min.   :1.000  
##  1st Qu.:3.000   1st Qu.:5.000   1st Qu.:2.000   1st Qu.:1.000  
##  Median :5.000   Median :5.000   Median :2.000   Median :2.000  
##  Mean   :4.971   Mean   :5.345   Mean   :1.983   Mean   :1.802  
##  3rd Qu.:6.000   3rd Qu.:6.000   3rd Qu.:2.000   3rd Qu.:2.000  
##  Max.   :8.000   Max.   :8.000   Max.   :3.000   Max.   :3.000  
##  NA's   :1       NA's   :9                                      
##     mui_gao         vi_ngot       do_beo_ngay       vi_nong      do_sanh_dac   
##  Min.   :1.000   Min.   :1.000   Min.   :1.000   Min.   :1.00   Min.   :1.000  
##  1st Qu.:1.000   1st Qu.:1.000   1st Qu.:1.000   1st Qu.:1.00   1st Qu.:1.000  
##  Median :2.000   Median :2.000   Median :2.000   Median :2.00   Median :2.000  
##  Mean   :1.676   Mean   :2.007   Mean   :1.871   Mean   :1.94   Mean   :1.602  
##  3rd Qu.:2.000   3rd Qu.:3.000   3rd Qu.:2.000   3rd Qu.:3.00   3rd Qu.:2.000  
##  Max.   :3.000   Max.   :3.000   Max.   :3.000   Max.   :3.00   Max.   :3.000  
##                                                                                
##      hau_vi     
##  Min.   :1.000  
##  1st Qu.:1.000  
##  Median :2.000  
##  Mean   :1.812  
##  3rd Qu.:2.000  
##  Max.   :3.000  
##