Abstract :
The purpose of this research was to determine and analyze the influence of product
quality, brand trust and customer value on the purchase decisions of MacBook
Apple on Students of Faculty of Medical University of North Sumatera and to know
and analyze the most dominant factor to influence purchase decisions. The research
was conducted on college students Faculty of Medical University of North
Sumatera. The population in this research were the student Faculty of Medical
University of North Sumatera that are still active in 2012 until 2014. Data analyzing
method is by using descriptive analyzing method and multiple linear regression.
This research is study associative, and this research is using primary and secondary
data which was obtained by documentation study and quesionnaire whose
measurement is using likert differential scale. Data was processed statistically by
using SPSS for windows, namely T-test, F-Test, and identification of the
determinant (R2). As the result of this research, based on Simultaneous test, it is
proved that the factor of product quality, brand trust and customer value have a
positive and significant influence on purchase decision of MacBook Apple on
students of Faculty of Medical University of North Sumatera. Product Quality the
most dominant variable influencing the purchase decision of MacBook Apple on
Students of Faculty of Medical University of North Sumatera. The value of
Adjusted R Square = 0,290, means the variability of dependent variable explained
by independent variables price, product quality and brand image are 29,0%, while
the remaining are 59,3% was explained by others variables which were not
examined in this research.