Nowadays, online selling and buying is often done by many people. The online forums have
also grown simultaneously. Many of them use the media buying and online selling as a place
to conduct transactions. This phenomenon is now favored by many people, including to the
higher students because involving the easiness to facilitate ongoing trading activities. The
writer used quantitative research to know the effect of online website buying toward the online
buying decision with Indonesia University of Computer as respondents. The correlation
coefficient score between Web Design variable and Online Buying Decision was 0.231 which
indicates a positive relationship. It can be concluded that the hypothesis H0 can be accepted,
which means the higher the score the higher Online Buying Decision. The correlation
coefficient score between Website Reliability variable and Online Buying Decision variable
was 0.223 which indicates a positive relationship. It can be concluded that the hypothesis H0
can be accepted, which means the higher the score of Website Reliability, the higher the Online
Buying Decision. The correlation coefficient score between Trust variable and Online Buying
Decision was 0.537 which indicates a positive relationship to the higher the score of Trust, the
higher the Online Buying Decisions
Keywords: Online Transaction, Quantitative, Buying Decision