Reading data
Gender and age
Height and weight
Inference
What about the BMI?
Student t-test
Welch Two Sample t-test data: height by gender t = -22.6415, df = 416.359, p-value < 2.2e-16 alternative hypothesis: true difference in means is not 95 percent confidence interval: -0.1410314 -0.1184996 sample estimates: mean in group F mean in group M 1.653688 1.783453