A company employs two shifts of workers. Each shift produces a type of gasket where the thickness
Question:
a. Using the formulas from this section, not StatTools, find a 95% confidence interval for µ1 - µ2.
b. Based on your answer to part a, are you convinced that the gaskets from shift 2 are, on average, wider than those from shift 1? Why or why not?
c. How would your answers to parts a and b change if the sample sizes were instead 300 and 250?
Fantastic news! We've Found the answer you've been seeking!
Step by Step Answer:
Related Book For
Data Analysis and Decision Making
ISBN: 978-0538476126
4th edition
Authors: Christian Albright, Wayne Winston, Christopher Zappe
Question Posted: