Hello Tutors.. Please work on the following questions:

To investigate attitudes toward a new policy, the government commissions a survey of 100 random voters and asks whether they favor the policy or not. A hypothesis test was conducted to determine if more than half of voters support the policy.We would commit a type | error if: AjHalf of voters support the policy and we reject HO. ByMore than half of voters support the policy and we reject HO. ()We misspecify the hypotheses HO and HA. DjHalf of voters support the policy and we fail to reject HO. E) More than half of voters support the policy and we fail to reject HO. 100 200 300 Frequency O 30 40 50 60 70 80 90 100 XLet Xickay .... Xn is random Sample from Service time from A customer in repair center. Arrume the distribution are Cxponential with parameter A . If probability density Function ( Pot ) from distribution exponential is : P ( X ; H ) = CH* X ! A. what is derivative likelihood function distribution above ? B. Find maximum Likelihood from Likelihood function In Question A above C. prove if it is maximum or minimum value