MathematicsAdvancedHigh School (11–12)Statistics and Probability › Random Variables and Probability DistributionsAPA-LevelIBAEEE (Amrita)AMUEEEAP EAPCET
Created by StemPy LabA game counts the heads in tosses of a fair coin and pays rupees. A player pays no entry fee. What is the expected payout, in rupees?
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← A fair coin is tossed 100 times, and X is the number of heads. A student uses the normal approximation with a continuity correction to estimate P(X ≤ 45). A table gives Φ(0.8) = 0.7881, Φ(0.9) = 0.8159, Φ(1.0) = 0.8413 and Φ(1.1) = 0.8643. Which value does she get?A school team scored 3, 9, 4, 12 and 10 goals in its first five matches. The coach wants the median number of goals. What is it? →
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