Matematika 21,22,20,23,18,20,19,22,22,19,21,23,18,20,22,20,19,20,21,20, tentukan mean (rata-rata)

katharinamurrayulv – April 04, 2023

21,22,20,23,18,20,19,22,22,19,21,23,18,20,22,20,19,20,21,20, tentukan mean (rata-rata)

Jawaban:

mean = 20,5

Cara :

= 21 + 22 + 20 + 23 +18 + 20 + 19 + 22 + 22 + 19 + 21 + 23 + 18 + 20 + 22 + 20 + 19 + 20 + 21 + 20/20

= 410 / 20

= 20,5

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