Q1) Create network for aerospace launch project below and determine its critical path.
|
Activity
|
TE (weeks)
|
Preceding Activities
|
|
a
|
3
|
none
|
|
b
|
5
|
a
|
|
c
|
3
|
a
|
|
d
|
1
|
c
|
|
e
|
3
|
b
|
|
f
|
4
|
b, d
|
|
g
|
2
|
c
|
|
h
|
3
|
g, f
|
|
i
|
1
|
e, h
|
Q2) In criminal justice system for United States an accused person is innocent until proved guilty; hence, a Type II error is
i) Acquitting a criminal
ii) Convicting an innocent person
iii) Having a mistrial
iv) None of the above
Q3) Probability of Type I error
i) Equals significance level, α, of the test
ii) Equals p-value of the test
iii) Can only be computed for hypothetical values of the unknown paramete
iv) None of the above