Question
Download Solution PDFGiven that x ~ B ( n = 10, p) if E(x) = 8 find the value of P is
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFConcept:
Expected Mean:
E(x) = np
Calculations:
Given that x ~ B ( n = 10, p)
E(x) = 8
We know that E(x) = np
⇒ np = 8
⇒(10)p = 8
⇒ p = \(\rm\dfrac {8}{10}\)
⇒ p = 0.8
Given that x ~ B ( n = 10, p) if E(x) = 8 then the value of P is 0.8
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