Quantitative Methods and Analysis Essay Example | Topics and Well Written Essays - 250 words - 4

Quantitative Methods and Analysis - Essay Example In correlation research, information is normally gathered through questionnaires, interviews or through secondary sources. The variables in a correlation study are usually selected through a given rationale (Cohen, 2002). For instance one can seek to examine the attitude of students towards math and their mathematical modeling ability in the workplace. In that case one will seek to find out whether the two variables are correlated in any way. A correlation coefficient is then computed which is a quantitative value and will indicate the direction and the size of the relationship between the two variables. The two variables are chosen because in one way or another there may seem to be a relationship between them. The results obtained from a correlation survey are very relevant and practical in the workplace. For investment purposes, the correlation between different portfolios can be determined so as to diversify and avoid investing in similar ventures. A business can also use correlation analysis to find out how different factors affect the sales volume. In the evaluation of learning, the study of correlation can effectively illuminate various issues that account for the disparities in learning abilities of the students (Adrich, 2008). The study of correlation is therefore very relevant not only in the social sciences but in entirely all sectors of human