Using an analogy , we can say that the case study analyst seeks to explain 100 percent of the variance by relying on a data base that includes more variables than most quantitative studies can accommodate , over more points in time , and on a method that draws on the integrative powers of the mind , which computers do not have .
using an analogy we can say the analyst seeks to explain 100 percent of variance by using data base with more variables than quantitative studies can accommodate due to their limited nature .