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문제 6

ACT Comprehensive Diagnostic Quiz · 덱: ACT Mastery: English, Math, Reading & Science

A raffle game awards $100 with probability $0.05$ and $0 with probability $0.95$. What is the expected payout of a ticket?

  1. $0.50
  2. $5.00
  3. $10.00
  4. $50.00

출처: OpenStax Introductory Statistics, Section 4.2

시험 가이드: ACT — 과목, 형식, 공식 출처.

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