PLEASE show all worksteps I actually want to learn this answ

**PLEASE show all work/steps**

*I actually want to learn this*

**answers given in back of book:

(a) 18.307

(b) 3.940

(d) 0.10

45. Determine the following: a. The 95th percentile of the chi-squared distribu- b. The 5th percentile of the chi-squared distribu- c. P(10.98 2

Excel function used are

a. =CHIINV(0.05,10)

b. =CHIINV(0.95,10)

c. =CHIDIST(10.98,22)-CHIDIST(36.78,22)

d. =1-(CHIDIST(14.611,25)-CHIDIST(37.652,25))