Seudónimo
Seudónimo
25-01-2017
Mathematics
contestada
pls answer with working out pls. thnx
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yashddsy26
yashddsy26
25-01-2017
3) mean = (5×o+9×1+7×2+4×3+3×4+2×5)/30
= (0+9+14+12+12+10)/30
= 57/30 = 1.9
4)same way,mean = 76/32 = 2.38
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