Cargo el data set

summary(df)
    Genero        COPD     
 Hombre:16   Min.   : 1.0  
 Mujer :14   1st Qu.: 3.0  
             Median : 4.0  
             Mean   : 4.8  
             3rd Qu.: 6.0  
             Max.   :10.0  

SD

sd(df$COPD)
[1] 2.27

Ahora grafico

existen diferencia de COPD por genero ???

t.test(df$COPD~df$Genero)

    Welch Two Sample t-test

data:  df$COPD by df$Genero
t = 0.8, df = 30, p-value = 0.4
alternative hypothesis: true difference in means is not equal to 0
95 percent confidence interval:
 -0.998  2.390
sample estimates:
mean in group Hombre  mean in group Mujer 
                5.12                 4.43 
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