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Category: Probability and Statistics

60-students-of-a-school-must-take-at-least-one-of-the-three-courses-for-mathematics-physics-and-chemistry-respectively-if-a-student-is-randomly-picked-what-is-the-probability-that-he-she-takes-only

Question Number 198975 by mr W last updated on 26/Oct/23 60studentsofaschoolmusttakeatleastoneofthethreecoursesformathematics,physicsandchemistryrespectively.ifastudentisrandomlypicked,whatistheprobabilitythathe/shetakesonlyonecourse?

A-research-station-supplies-three-varieties-of-seeds-S1-S2-and-S3-in-the-ratio-4-2-1-The-probabilities-of-germination-of-S1-S2-and-S3-are-50-60-and-80-respectively-Find-the-probability-tha

Question Number 194490 by pete last updated on 08/Jul/23 AresearchstationsuppliesthreevarietiesofseedsS1,S2andS3intheratio4:2:1.TheprobabilitiesofgerminationofS1,S2andS3are50%,60%and80%respectively.Findtheprobabilitythataseedselectedatrandomwillgerminate. Answered by MM42…