Homework 1 summer II 2011

Homework 1 summer II 2011 - process The results of the...

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
QBA I I Dr. Patankar HW #1 Name___________ Class Time___ Due next class period. Show all work for full credit (5) 1. Maxforce, Inc., manufactures racquetball racquets by two different manufacturing processes (A and B). Because the management of this company is interested in estimating the difference between the average times it takes each process to produce a racquet, they select independent samples from each
Background image of page 1
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: process. The results of the samples are shown below. Population Variances are known to be 64 and 81 for processes A and B respectively. Process A Process B Sample Size 52 55 Sample Mean (in minutes) 60 47 Is there conclusive evidence to prove that Process A takes more time than Process B? Use α =.05....
View Full Document

Ask a homework question - tutors are online