What is the structure of a compound of molecular formula C10H14O2 that shows a strong IR absorption at 3150 ¾2850 cm-1 and gives the following 1H NMR absorptions: 1.4 (triplet,6H) ; 4.0 (quartet,4H) ; and 6.8 (singlet,4H) ppm? 
Definitions:
Coefficient
A numerical constant placed at the beginning and serving as a multiplier to a variable in an algebraic formula.
Nominal Variables
Variables that represent categories without any inherent order or ranking among them.
Interaction Term
A variable in statistical models that captures the effect of two or more variables simultaneously affecting a response variable.
Significance Level
The probability of inappropriately disapproving the null hypothesis in a study of statistics, generally labelled as alpha.
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