tabel frekuensi

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mencari tahu pengelompokan kelas

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Sheet1notinggi anak (cm)setelah diurutkantinggi anakfrekuensiurut115214514599mean ( rata-rata ) =15024 / 100=150.242154145146514Q1==1483155145147721Q2==15141531451481132Q3==15251511451491042modus=1526149145150749jangkauan(j)x max - xmin=155 - 145 = 107152145151958banyak kelas(k)=1 + 3,3 log 100=7.681521451521876=89155145153783panjang kelas=j/k=1.25101521461549921114814615581001215014613154146batas bawah14514146146batas atas1551515314716152147Tepi kelas bawah =batas bawah - 0,5=145-0,5=144.517151147Tepi kelas atas =batas atas + 0,5=165+0,5=155.518153147panjang kelas=tepi kelas atas - tepi kelas bawah19145147155.5 - 144.5=1120153147Titik tengah =0,5(batas atas + batas bawah)21152147=0,5(155+145)22153148=150231471482414614825155148BATAS BAWAH + PANJANG KELAS261541481144.5 +1.25145.75271471482146+1.25147.25281481483147.5+1.25148.75291491484149+1.25150.25301551485150.5+1.25151.75311491486152+1.25153.25321471487153.5+1.25154.75331541498155+1.15156.253414814935150149JADInilaiTitik tengah intervalfrekuensi36151149144.5 -145.75144.875937155149146 - 147.25146.6251238152149147.5 - 148.75148.1251139148149149 + 150.25149.6251740148149150.5+151.75151.125941145149152+153.25152.6252542150149153.5+154.75154.125943154150155+156.25155.62584415315045148150461521504715415048150150491451505014515151151151521491515315515154150151551481515615215157146151581451515915415260146152611511526214715263148152641501526514915266151152671521526814915269152152701521527114915272151152731511527414915275155152761521527714815378152153791471538014915381152153821521538315015384145154851451548614715487152154881451548914515490146154911491549214815493148155941531559515515596147155971541559815115599152155100154155total15024