BUS-352 Module 3 Chapter 4 Problem Set - 4.9, 4.15, 4.19, 4.23, 4.45, and 4.48 in the textbook

BUS-352 Module 3 Chapter 4 Problem Set 

Business Statistics - Probability

Grand Canyon University

Text Book - Business Statistics: A First Course (6th Edition)

Complete problems 4.9, 4.15, 4.19, 4.23, 4.45, and 4.48 in the textbook.  

Submit one Excel file. Put each problem result on a separate sheet in your file. 

4.9 Referring to the contingency table in Problem 4.8, if a large online retailer is selected at random, what is the probability that………

4.15 Each year, ratings are compiled concerning the performance of new cars during the first 90 days of use. Suppose that the cars have been categorized according to whether a car needs warranty-related repair (yes or no) and the country in which the company manufacturing a car is based (United States or not United States). Based on the data…….