mean = (3.2)+(4.5)+(5.6)+(6.8)+(7.9)+(8.7)+(9.3)/40
=650/40
= 6.25
median = n20+n21/2
= 6+6/2
= 6
jadi jawabannya 6.25 dan 6
semoga membantu
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mean = (3.2)+(4.5)+(5.6)+(6.8)+(7.9)+(8.7)+(9.3)/40
=650/40
= 6.25
median = n20+n21/2
= 6+6/2
= 6
jadi jawabannya 6.25 dan 6
semoga membantu