STATISTICS II (İSTATİSTİK II) - (İNGİLİZCE) Dersi Correlation and Regression Analysis soru detayı:

PAYLAŞ:

SORU:

How can outlier problem be controlled for Pearson' correlation coefficient?


CEVAP:

Pearson’s correlation coefficient is easily affected by the outliers. In order to control this problem, careful examination inspection of the relationship with a scatterplot will be very helpful. If a data pair is identified as an outlier or as unusual observations, the researcher may investigate the reasons of the existence of these values in such a problem and may or may not include these data points in his/her investigation.