Question

2. (30) Answer the questions for the following distributions: (G) Normal(0, 1) (ii) t(15) (ii) x(12) (iv) F(4, 34) (a) Write down the probability density function (pdf (b) Sketch the pdf using hand drawing or R program. (c) At 5% significance level, indicate the rejection region of the right-tailed test. You may use R.

Answer 1

a)

b)

I) Graph:

ii)

iii)

iv)

c)

i)

ii)

iii)

iv)