8. a. Five group of students that consist of 10, 8, 11, 13 and 9 individuals. They consumed the mean average time in computer programming were 18, 33, 11, 42 and 53 hours respectively. Find the overall average time consuming the student groups in computer programming. b. Twelve homes in one city were underinsured on the average of $5,000, 24 homes in another city were underinsured on the average of $6,200 and 14 homes in a third city were underinsured on the average of $6,900. Find the overall average amount of the underinsured homes. c. A writer earns a mean average of $15.00 per hour for 4 hours of work, $17.50 per hour for 2 hours of work, $13.33 per hour for 3 hours and $14.00 per hour for 1 hour. What is the overall average earning per hour of the writer?

8. a. Five group of students that consist of 10, 8, 11, 13 and 9 individuals. They consumed the mean average time in computer programming were 18, 33, 11, 42 and 53 hours respectively. Find the overall average time consuming the student groups in computer programming. b. Twelve homes in one city were underinsured on the average of $5,000, 24 homes in another city were underinsured on the average of $6,200 and 14 homes in a third city were underinsured on the average of $6,900. Find the overall average amount of the underinsured homes. c. A writer earns a mean average of $15.00 per hour for 4 hours of work, $17.50 per hour for 2 hours of work, $13.33 per hour for 3 hours and $14.00 per hour for 1 hour. What is the overall average earning per hour of the writer?

A First Course in Probability (10th Edition)

10th Edition

ISBN:9780134753119

Author:Sheldon Ross

Publisher:Sheldon Ross

Chapter1: Combinatorial Analysis

Section: Chapter Questions

Problem 1.1P: a. How many different 7-place license plates are possible if the first 2 places are for letters and...

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