Documenti - Microsoft Word X Page Layout References Mailings Review View Cambria (Headii 11 AA Ax AEE2! I cD . | 1 Normal 1 No Spaci... Heading 1 Heading 2 Heading 3 Heading 4 AA x x A. Title Change Styles - Find ab Replace Select- Editing Font Paragraph Styles o Fill in the blanks! The 1 isa 2 and 3 approach to in which the researcher 5 one or more 6 and controls and measures any change in other 7 Experimentation provides a method of 8 testing. After defining the problem, a tentative answer or hypothesis is formulated. Experimenters manipulate certain 9 treatments or environmental conditions and observe how the condition or 10 of the subject is affected or changed. An experiment involves the comparison of the effects of a particular treatment with thatofa different treatmentor no treatment. It is the most systematic method as through this method cause-effect relationship of individuals behaviour can be established. The findings of experimental method are open to criticalexamination and verification. One of the constraints of experimental method is that; humanbehaviour is changeable, identical behaviour of the same individual notoccur under identical conditions at different times. This method is costly and time consuming / TE