Statistik Formula

DATA NILAI MATEMATIKA SISWA KELAS XII SK KENCANA BANDUNG

DATA BELUM TERSUSUNDATA YANG SUDAH TERSUSUN52656574726882767686525555556060606060606668767692666568726062656565656565656566555572656570688788626667676868686868686878749080808460707070707070707070727272726568767582857560606072747474747475757575557875607490927274757676767676787879798079808067687990828490808080808282828484846565686774727070808485868788909090909292

1. MENGHITUNG JUMLAH DATA (n)2. MENGHITUNG KELAS INTERVAL DATA3. MENGHITUNG RENTANG DATA 4. MENCARI PANJANG KELAS INTERVALn = 80 data Kelas Interval (K) = 1 + 3,3 log nR= data tertinggi data terendahP = R / KP = 40 /7K = 1 + 3,3 log 80R = 92 -52P ~ 6K 7.280196957140K ~ 7

5. MENCARI BATAS ATASujung atas kelas = (ujung bawah Kelas+ Panjang Kelas) 1(52+6)-1 = 57

FormulaFREQUENCYTABEL KELOMPOK DATADATATP. ATASFREKUENSIF.KUMULATIF52-57574458-636371164-6969193070-7575205076-8181146482-878797388-9393780

6. Mencari Rerata7. Mencari Median8. Mencari Modus9. Mencari Kuartil10. Mencari PersentilFormulaFormulaFormulaFormulaFormulaAVERAGEMEDIANMODEQUARTILEPERCENTILE72.91257265Q0 (Min)52100%92Q16620%65Q27280%80.4Q380Q4 (Max)92

Statistik Data AnalisisDataData Analisis5255Mean72.9125BinFrequency55Standard Error1.06098738252155Median7257360Mode6562760Standard Deviation9.4897596374671260Sample Variance90.0555379747721860Kurtosis-0.4981167589771460Skewness0.0988147863821260Range4087662Minimum5292765Maximum9265Sum583365Count80656565656566666767686868686868687070707070707272727272747474747475757575767676767678787979808080808082828284848485868788909090909292