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?
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Calculus
Authors: Dale Varberg, Edwin J. Purcell, Steven E. Rigdon
9th edition
131429248, 978-0131429246
