BQA Final Exam Questions And Answers (100% Verified Solutions) Latest 2024/2025 (Graded)

A procedure that uses numerical and graphical techniques to summarize data and to reveal patterns of information in a presentable and understandable form descriptive statistics a technique by which estimations, conclusions, predictions, or other generalizations are drawn about the characteristics of a larger set of data (population) on the basis of partial information (sample) inferential statistics all measurements of interest; includes the entire set of units that we are interested in studying population a partial collection of observations taken from a given population or is a subset of all the units of a population sample a characteristic or an attribute of an individual population unit that shows variability or variation over time variable values can be recorded or measured on a continuous scale or in an interval (ex: height, weight, etc.) quantitative variable values can only be assigned to one of the several mutually exclusive categories and cannot be measured on a continuous scale (ex: eye color, hair color, etc.) qualitative variable a process in which we assign numbers to observations according to a set of rules measurement a classification of measurement scales according to the amount of information about observations recorded 1. nominal 2. ordinal 3. interval 4. ratio levels of measurement data or information that has been published and that is available in a book, journal, newspaper, microfilm, or even on the web published materials conducting a form of social investigation in a less restrictive or controlled environment to obtain new facts or to draw new conclusions on existing knowledge survey