book :
Business Statistics: Communicating with Numbers, 2nd Edition by Alison Kelly, Sanjiv Jaggia, ISBN-13: 9780078020551.
Homework 4
Q1. Business Statistics, Ch 7: Exercise 7.1 (pg236) Problem 3
Q2-5. Business Statistics, Ch 7: Exercise 7.2 (pg242) Problem 7, 11, 13, 15
Q6-10. Business Statistics, Ch 8: Exercise 8.1 (pg276) Problem 3, 4, 7, 9, 10
