Correcting and converting height column
So, as you can see, each height has ' cm' in the end, which makes this column non-numeric. Read the instruction how you can handle with this.
Tarefa
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- Remove
' cm'
in each observation in Height column and convert it toint
type. - Print first 10 observations to check correctness.
Solução
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Seção 1. Capítulo 4