Untitled

Statistic <- c(68,85,74,88,63,78,90,80,58,63)
Math <- c(85,91,74,100,82,84,78,100,51,70)

colors <- c("#FFC1E0", # pink
            "#ACD6FF") # blue

plot(Statistic, Math,
   pch = 17 ,
     col = colors)

hist(Statistic, 
     col="blue",
     main="班上的統計成績",
     xlab="統計成績",
     ylab="次數")

categories <- c("知識閱讀", "體育競技", "科學創新", "公益活動", "娛樂休閒")
counts <- c(50, 20, 10, 5, 100)
barplot(counts,
        names.arg = categories,
        main = "長條圖",
        col = "pink" ,
        ylab = "次數")

pie(counts, labels = categories, main="圓餅圖",
    col = c("yellow","green","pink","black","lightblue"))

plot(counts, type="h", lwd=10, col="lightblue",
     main="棒棒糖圖",
     xlab="類別", ylab="頻數")
points(counts, pch=19, col="pink")
axis(1, at=1:length(categories), labels=categories)

library(readxl)

library(readr)

Data <- read.csv("D:/table1_1.csv")
Data

##      Name Statistic Math Japanese Management Accounting
## 1  張青松        68   85       84         89         86
## 2  王奕翔        85   91       63         76         66
## 3  田新雨        74   74       61         80         69
## 4  徐麗娜        88  100       49         71         66
## 5  張志傑        63   82       89         78         80
## 6  趙穎睿        78   84       51         60         60
## 7  王智強        90   78       59         72         66
## 8  宋媛婷        80  100       53         73         70
## 9  袁四方        58   51       79         91         85
## 10 張建國        63   70       91         85         82

summary(Data)

##      Name             Statistic          Math          Japanese    
##  Length:10          Min.   :58.00   Min.   : 51.0   Min.   :49.00  
##  Class :character   1st Qu.:64.25   1st Qu.: 75.0   1st Qu.:54.50  
##  Mode  :character   Median :76.00   Median : 83.0   Median :62.00  
##                     Mean   :74.70   Mean   : 81.5   Mean   :67.90  
##                     3rd Qu.:83.75   3rd Qu.: 89.5   3rd Qu.:82.75  
##                     Max.   :90.00   Max.   :100.0   Max.   :91.00  
##    Management      Accounting  
##  Min.   :60.00   Min.   :60.0  
##  1st Qu.:72.25   1st Qu.:66.0  
##  Median :77.00   Median :69.5  
##  Mean   :77.50   Mean   :73.0  
##  3rd Qu.:83.75   3rd Qu.:81.5  
##  Max.   :91.00   Max.   :86.0