Tolong dijawab pakai caranya! ​

jawaban :

1. mean : 5,85

median : 6

modus : 6

2. mean : 25,4

median : 26

modus : 28

3. mean : 54,33

median : 54

modus : 54

penjelasan dengan langkah – langkah :

1. mean

4 + 9 + 6 + 7 + 6 + 6 + 8 + 3 + 6 + 5 + 5 + 4 + 4 + 9 + 9 + 3 + 6 + 5 + 5 + 7 = 117

= 117 ÷ 20

= 5,85

median

3, 3, 4, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 6, 7, 7, 8, 9, 9, 9. = 6 + 6

= 12 ÷ 2

= 6

modus : 6

2. mean

25 + 28 + 26 + 21 + 23 + 22 + 30 + 22 +26 + 23 + 21 + 29 + 22 + 28 + 22 + 26 + 24 + 30 + 26 + 23 + 24 + 30 + 28 + 28 + 28 = 635

= 635 ÷ 25

= 25,4

median

21, 21, 22, 22, 22, 22, 23, 23, 23, 24, 24, 25, 26, 26, 26, 26, 28, 28, 28, 28, 28, 29, 30, 30, 30. = 26

modus : 28

3. mean

58 + 51 + 53 + 56 + 54 + 54 + 56 + 54 + 53 = 489 ÷ 9

= 54,33

median

51, 53, 53, 54, 54, 54, 56, 56, 58. = 54

modus : 54

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