Question
Download Solution PDFx ~ B (n = 10, p), E(x) = 8 అయితే, P విలువను కనుగొనండి.
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFభావన:
ఆశించిన సగటు:
E(x) = np
గణనలు:
x ~ B ( n = 10, p) అని ఇవ్వబడింది
E(x) = 8
E(x) = np అని మనకు తెలుసు
⇒ np = 8
⇒(10)p = 8
⇒ p = \(\rm\dfrac {8}{10}\)
⇒ p = 0.8
x ~ B ( n = 10, p) , E(x) = 8 అయితే,అప్పుడు P విలువ 0.8
Last updated on May 30, 2025
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