#####################################################
#zadanie 4
medic <- data.frame(
c(82.5, 65.1, 90.5, 80.9, 74, 74.4, 73.5, 75.6, 70.1, 61.8, 80.6, 82.2, 54.1, 60),
c(181, 169, 178, 189, 178, 175, 173, 187, 175, 165, 185, 178, 162, 185))
#podpunkt a
names(medic) <- c('masa', 'wysokosc')
#podpunkt b
medic$BMI <- c(medic$masa/((medic$wysokosc/100)^2))
head(medic, 4)
#podpunkt c
medic$masa
#lub
medic['masa']
#2kolumny
medic[,c('masa','wysokosc')]
#podpunkt d
subset(medic, BMI > 23)
{"html5":"htmlmixed","css":"css","javascript":"javascript","php":"php","python":"python","ruby":"ruby","lua":"text\/x-lua","bash":"text\/x-sh","go":"go","c":"text\/x-csrc","cpp":"text\/x-c++src","diff":"diff","latex":"stex","sql":"sql","xml":"xml","apl":"apl","asterisk":"asterisk","c_loadrunner":"text\/x-csrc","c_mac":"text\/x-csrc","coffeescript":"text\/x-coffeescript","csharp":"text\/x-csharp","d":"d","ecmascript":"javascript","erlang":"erlang","groovy":"text\/x-groovy","haskell":"text\/x-haskell","haxe":"text\/x-haxe","html4strict":"htmlmixed","java":"text\/x-java","java5":"text\/x-java","jquery":"javascript","mirc":"mirc","mysql":"sql","ocaml":"text\/x-ocaml","pascal":"text\/x-pascal","perl":"perl","perl6":"perl","plsql":"sql","properties":"text\/x-properties","q":"text\/x-q","scala":"scala","scheme":"text\/x-scheme","tcl":"text\/x-tcl","vb":"text\/x-vb","verilog":"text\/x-verilog","yaml":"text\/x-yaml","z80":"text\/x-z80"}
