The first step in any data analytical undertaking is to conductbasic data due di

The first step in any data analytical undertaking is to conductbasic data due diligence the focus of which is on assessing thescope and limitations of your data. This is an important step asvirtually all business data contains some degree of imperfectionsuch as missing values miscoded variables or nonsensical values(such as a person being five hundred years old). Beyond looking forflaws in data data due diligence also entails describing the basiccharacteristics of data such as the number of variables number ofcases ranges of values of individual variables variable typesetc.