Question
The estimated regression equation between sales data (Y in $1,000s) and advertising data (x in $100s) results the following: Y = 12 + 1.8 x.
The estimated regression equation between sales data (Y in $1,000s) and advertising data (x in $100s) results the following: Y = 12 + 1.8 x.
n = 17
SSR = 225
SSE = 75
Sb1 = 0.2683
What is the critical t value for testing the significance of the slope at 95% confidence?
Step by Step Solution
There are 3 Steps involved in it
Step: 1
To test the significance of the slope b1 in a regression model at a 95 confidence level we need to c...
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
Essentials Of Statistics For Business And Economics
Authors: David Anderson, Thomas Williams, Dennis Sweeney, Jeffrey Cam
7th Edition
1305081595, 978-1305081598
