1113208044_期中作業

## Warning: Using `size` aesthetic for lines was deprecated in ggplot2 3.4.0.
## ℹ Please use `linewidth` instead.
## This warning is displayed once every 8 hours.
## Call `lifecycle::last_lifecycle_warnings()` to see where this warning was
## generated.

## [1] "平均數:  67.9"

## [1] "中位數:  62"

## [1] "標準差:  16.2511538051918"

## [1] "變異數:  264.1"

## [1] "Q1=25%的數字:  54.5"