Answered step by step
Verified Expert Solution
Question
1 Approved Answer
FINAL EXAM QUESTION SEMESTER I, 2010/2011 1. Two different brands of latex paint are being considered for use. Drying time in hours is being measured
FINAL EXAM QUESTION SEMESTER I, 2010/2011 1. Two different brands of latex paint are being considered for use. Drying time in hours is being measured on specimen samples of the use of the two paints. Fifteen specimens for each were selected and the drying times are given as follows. Paint A Paint B 3.5 2.7 3.9 4.2 3.6 4.7 3.9 4.5 5.5 4.0 2.7 3.3 5.2 4.2 2.9 5.3 4.3 6.0 5.2 3.7 4.4 5.2 4.0 4.1 3.4 5.5 6.2 5.1 5.4 4.8 Assume the drying time is normally distributed with O =0. Find a 95% confidence interval for the difference of the true average drying time between the two brands of paints
Step by Step Solution
There are 3 Steps involved in it
Step: 1
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