Tentukan mean, median dan modus dari data berikut: 6, 6, 7, 10, 11, 13, 15, 15!

Pertanyaan

Tentukan mean, median dan modus dari data berikut:

6 comma space 6 comma space 7 comma space 10 comma space 11 comma space 13 comma space 15 comma space 15!

Y. Herlanda

Master Teacher

Mahasiswa/Alumni STKIP PGRI Jombang

Jawaban terverifikasi

Pembahasan

Mean (rata-rata)

table attributes columnalign right center left columnspacing 0px end attributes row cell top enclose x end cell equals cell fraction numerator sum for x of over denominator n end fraction end cell row blank equals cell fraction numerator 6 plus 6 plus 7 plus 10 plus 11 plus 13 plus 15 plus 15 over denominator 8 end fraction end cell row blank equals cell 10 comma 375 end cell end table   

Median (nilai tengah)

table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell 6 comma space 6 comma space 7 comma space 10 comma space 11 comma space 13 comma space 15 comma space 15 end cell row cell M e end cell equals cell 1 half open parentheses X subscript n over 2 end subscript plus X subscript n over 2 plus 1 end subscript close parentheses end cell row blank equals cell 1 half open parentheses X subscript 8 over 2 end subscript plus X subscript 8 over 2 plus 1 end subscript close parentheses end cell row blank equals cell 1 half open parentheses X subscript 4 plus X subscript 5 close parentheses end cell row blank equals cell fraction numerator 10 plus 11 over denominator 2 end fraction end cell row blank equals cell 10 comma 5 end cell end table   

Modus (nilai yang sering muncul)

table attributes columnalign right center left columnspacing 0px end attributes row blank blank cell 6 comma space 6 comma space 7 comma space 10 comma space 11 comma space 13 comma space 15 comma space 15 end cell row cell M o end cell equals cell 6 space dan space 15 end cell end table   

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