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harleycrider2251
11.10.2019 •
Mathematics
The numbers of beads on 500 handcrafted bead
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Ответ:
so
About 24 necklaces have more than 28 beads.
About 48 necklaces have more than 28 beads.
About 80 necklaces have more than 28 beads.
About 96 necklaces have more than 28 beads
About 80 necklaces have more than 28 beads.
Z score is 28-24/4=1
(1-.8413)=0.1587
500*0.1587=79.35~80
i did this like 2 or 3 years ago .
Ответ:
A