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

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

Q. The Fahrenheit scale of measuring temperature is a ………. scale.

Q. A ……….is a statement about observable phenomena that may be judged as true or false.

Q. ………. Research does not follow any formalized pattern

Q. ……………. Questionnaires contain definite, concrete and direct questions.

Q. Empirical studies are studies based on ………………

Q. The most common scales used in research are

Q. ……… scale is verbal.

Q. In statistics, a ………….. is a graphical display of tabulated frequencies.