# STAT 207. ASSIGNMENT NO. 8

## Due on Tuesday, Nov 17, 1998

**Read** Chapters 7 and 8

**Do** the following problems:

**7.16**

**7.17** (Hints: a. Find m such that P(X => m) = 0.02;

b and c. use
properties of independence and normal distribution and rules of probability.)

**7.21**

**7.22**

**8.1**

**8.2**

**8.3**

**8.7**

**8.10** (Hint: P( total > 10,000) = P (xbar > 10000/16))

**8.13**