QUESTION 2 A random variable X has probability density function f (x;0) = -Ox O de 0, elsewhere 5 It is desired to test the null hypothesis H:0=1 against the ternative H x>0 Which of the following statements is incorrect 1 a=0.6065 if His rejected at X > 1-ß-0.6321 if His rejected at X > All of the above 4₁:0=2₁

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