beelcypher
07.05.2021 •
Mathematics
Suppose the average height of a sixth-grader is 60 inches and the standard
deviation is 2 inches, and assume that the heights are normally distributed.
1. The percentage of sixth-graders between 54 inches and 66 inches tall is
2. The percentage of sixth-graders between 56 inches and 64 inches tall is
3. The percentage of sixth-graders between 58 inches and 62 inches tall is
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Ответ:
ok :}
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