and uncertainly about the
appropriateness of the control sample.
2. Prospective Study
․Cohort Study
; One enrolls a group of persons and follows them over a certain period to observe the time at which a disease or another end point develops.
․Clinical trial
; A prospective study comparing the effect and value of intervention(s) against
correlation between independent variables. If VIF>5, result is wrong. However, VIF of our result is less than 5. So there is not a high possibility of multicollinearity of independent variables.
B. Result of regression analysis of 158 samples' (that are adjusted for accuracy) factor analysis
For knowing why our result is not meaningful, we saved residual values when we modified factor
3) Put Option Valuation
A Pall Option confers the right on its holder, without the obligation, to sell the underlying asset at a certain date for a certain price. Only a little extra work is needed to value put options. Basically , we just pretend that a put option is a call option and use the Black-Scholes formula to value it. We then use the put-call parity condition to solve for the put valu
and their prices range. So we want to know what
thefactors arewhich affect the selling price of the car and how much each variable explains the selling price.
1.3. Research process
To determine if there is a correlation between various factors and the selling price of the car, the multiple linear regression model was used. First, 10 explanatory variables that are likely to affect selling pr
and hygiene of YC burger. As we mentioned before, hygiene and taste are very important factors in order to be perceived as a premium burger, but this survey data analysis result definitely shows that the customers’ perception of YC burger’s hygiene and taste are not high enough. Although CEO of YC burger is trying to improve its quality, Korea university students don’t perceive YC burger as