Question
A total of 300 observations of Bob Ramos, an assembly- line worker, were made over a 40-hour work week. The sample also showed that Bob
A total of 300 observations of Bob Ramos, an assembly- line worker, were made over a 40-hour work week. The sample also showed that Bob was busy worIcing (assembling the parts) during 250 observations.
a) Find the percentage of time Bob was working.
b) If you want a confidence level of 95%, and if 3% is an accept- able enbr, what size should the sample be?
c) Was the sample size adequate?
Step by Step Solution
There are 3 Steps involved in it
Step: 1
souple size 300 Sauple size where Bob Ramos was found to be orkin...
Get Instant Access to Expert-Tailored Solutions
See step-by-step solutions with expert insights and AI powered tools for academic success
Step: 2
Step: 3
Ace Your Homework with AI
Get the answers you need in no time with our AI-driven, step-by-step assistance
Get Started
Business Statistics A Decision Making Approach
Authors: David F. Groebner, Patrick W. Shannon, Phillip C. Fry
9th Edition
013302184X, 978-0133021844
