Time Estimates

$($

days

$)$

$$

Activity Optimistic Most Likely Pessimistic Immediate Predecessor

$($

s

$)$

A

$5$

$7$

$8$

$-$

B

$5$

$8$

$1$

$1$

$-$

C

$3$

$4$

$5$

$-$

D

$1$

$1$

$1$

$6$

$2$

$6$

$$A

E

$7$

$1$

$0$

$1$

$1$

$$B

F

$2$

$4$

$6$

$$C

$,$

$$E

G

$3$

$8$

$1$

$0$

$$D

H

$5$

$7$

$8$

$$F

I

$7$

$1$

$1$

$1$

$7$

$$G

$,$

$$H

J

$4$

$4$

$4$

$$GThe director wants to conduct the seminar $46$ working days from now. What is the probability that everything will be ready in$$ time? Refer to the standard normal tableLOADING.... $($Make sure to round all intermediate calculations for te and variance to two decimal$$ places.$)$

Part $2$

The probability that the seminar will be ready in time is