Let z be a standard normal random variable with mean ? = 0 and standard deviation ? = 1. Use Table 3 in Appendix I to find the probability. (Round your answer to four decimal places.)  P(z > 2.58) =

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A: By using binomial distribution, we have,The Jones family was one of the first to come to the U.S.…

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A: Given p[x] = probability.x = outcomes.

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A:

Q: 8. If X has a gamma distribution with 0 = 4 and a = 2, find P(X<5).

A:

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A: Given information:

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Q: If the rejection region for our test is t>0.231 and t<-0.231 and our observed value is 0.01, what is…

A: The rejection region for test is t&gt;0.231 and t&lt;-0.231Observed value=0.01

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