{"conversations": [{"from": "user", "value": "Necessitaria un codi en R que mostri els histogrames de les variables de la dataset \"cars\""}, {"from": "assistant", "value": "Per calcular un histograma usaries aquesta ordre: hist( cars, col, xlim, ylim) suposant que tinguis diverses columnes poguessis rec\u00f3rrer- les fent un cicle: `for( col in 1:ncol( cars) { hist( cars, col,xlim, ylim) } '''"}, {"from": "user", "value": "Gr\u00e0cies."}, {"from": "assistant", "value": ""}]}