Statistics Midterm

## Loading required package: extrafont

## Registering fonts with R

## Scanning ttf files in /Users/emma/Library/Fonts ...

## Extracting .afm files from .ttf files...

## /Users/emma/Library/Fonts/BAD GRUNGE.ttf : BADGRUNGE already registered in fonts database. Skipping.
## /Users/emma/Library/Fonts/BREAK IT.ttf

## Warning in system2(enc2native(ttf2pt1), c(args, shQuote(ttfiles[i]),
## shQuote(tmpfiles[i])), : running command
## ''/Library/Frameworks/R.framework/Versions/4.4-x86_64/Resources/library/Rttf2pt1/exec//ttf2pt1'
## -a -GfAe '/Users/emma/Library/Fonts/BREAK IT.ttf'
## '/var/folders/96/d65zjcp94135zmb8zmfcl_gr0000gn/T//Rtmp1cSYcm/fonts/BREAK IT'
## 2>&1' had status 134

##  : No FontName. Skipping.
## /Users/emma/Library/Fonts/Shut'Em Down.ttf

## Warning in system2(enc2native(ttf2pt1), c(args, shQuote(ttfiles[i]),
## shQuote(tmpfiles[i])), : running command
## ''/Library/Frameworks/R.framework/Versions/4.4-x86_64/Resources/library/Rttf2pt1/exec//ttf2pt1'
## -a -GfAe "/Users/emma/Library/Fonts/Shut'Em Down.ttf"
## "/var/folders/96/d65zjcp94135zmb8zmfcl_gr0000gn/T//Rtmp1cSYcm/fonts/Shut'Em
## Down" 2>&1' had status 134

##  : No FontName. Skipping.
## Found FontName for 0 fonts.
## Scanning afm files in /Library/Frameworks/R.framework/Versions/4.4-x86_64/Resources/library/extrafontdb/metrics

## 
##   The decimal point is 1 digit(s) to the right of the |
## 
##   4 | 9
##   5 | 139
##   6 | 13
##   7 | 9
##   8 | 49
##   9 | 1

##    Min. 1st Qu.  Median    Mean 3rd Qu.    Max. 
##   49.00   54.50   62.00   67.90   82.75   91.00

## 平均數： 67.9

## 中位數： 62

## 眾數： 49

## 標準差： 16.25115

## 變異數： 264.1

## 第一四分位數 First quantile： 54.5

## 第三四分位數 Third quartile： 82.75