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Q. ………….. helps to become the data accurate, consistent with the intent of the question and other information in the survey, and to see the data is complete in all respects.

Q. When a proposition is formulated for empirical testing, it is called ……

Q. ………… surveys are used to gather information on a population at a single point in time.

Q. …… scale is the highest level of measurement scales.

Q. Sampling is the process of selecting units from a ……… of interest

Q. ……….is a set of logically interrelated statements in the form of empirical assertions about properties of infinite class of events or things.

Q. The ………. Validity refers to the degree to which the actual program reflects the ideal.

Q. Nominal variables allow for ………….. classification.

Q. ………….hypothesis explains the happenings of a phenomenon.

Q. Validity that reflect whether a scale performs as expected in relation to other variables selected as meaningful criteriacriteria