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File: /volume1/web/PhpstormProjects/www_polymath_co_kr/application/libraries/Common.php
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Line: 559
Function: get_footer
File: /volume1/web/PhpstormProjects/www_polymath_co_kr/index.php
Line: 315
Function: require_once
수학동아 - 폴리매스
함께 풀고 싶은 문제
나도 수학쌤 문장제 문제를 변형해 문제를 내는 곳입니다.
[문장제 문제&개념응용] 제과점[확률][난이도 oo]
잭과콩나물
2021.03.07 01:34
조회 441
어떤 제과점에서 만드는 과자 한 개의 무게는 평균이 20g, 표준편차가 2g인 정규분포를 따른다.
이 제과점에서는 과자 16개씩을 한 상자에 담아서 판매하는데, 16개의 과자를 담은 상자의 무게가 306.88g이하이거나 333.12g이상이면 반품된다고 한다.
어느 날 이 제과점에서 출하한 과자 상자 200개 중 반품된 상자가 7개 이하일 확률은?
(확통 1개월차 기념문제 1)
지금 바로
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