Changes for page Measuring Instruments

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...	...	@@ -11,14 +11,20 @@
11	11	* Who wants it and why?
12	12	* The goals influence the approach used for the study.
13	13
14		-EXPLORE THE QUESTIONS
	14	+
	15	+==== EXPLORE THE QUESTIONS====
	16	+
15	15	Define (sub)goals & (sub)research questions.
16	16
17		-CHOOSE EVALUATION APPROACH &
18		-METHODS
	19	+
	20	+==== CHOOSE EVALUATION APPROACH & METHODS====
	21	+
19	19	The evaluation approach influences the methods used, and in turn,
20	20	how data is collected, analyzed and presented
21	21
	25	+
	26	+==== IDENTIFY PRACTICAL ISSUES====
	27	+
22	22	For example:
23	23	* Select users.
24	24	* Stay on budget.
...	...	@@ -28,14 +28,36 @@
28	28	Perform a pilot (trial) study!
29	29
30	30
	37	+==== DECIDE ABOUT ETHICAL ISSUES====
31	31
32	32
33	33
	41	+==== EVALUATE, ANALYZE, INTERPRET AND PRESENT THE DATA====
34	34
35	35
	44	+The approach and methods used influence how data
	45	+is evaluated, analyzed, interpreted and presented.
36	36
37		-==== GOOD EVALUATION ====
38	38
	48	+=== IMPACT framework===
	49	+* Intention: Clarify objectives and hypotheses/claims
	50	+* Metrics & measures: What, how and why
	51	+* People: Target group & participants
	52	+* Activities: Derive activities from use cases
	53	+* Context: Social, ethical, physical, etc. aspects
	54	+* Technologies: Hardware and software
	55	+
	56	+
	57	+
	58	+==== Formative evaluation====
	59	+Focuses on the various processes of the human-
	60	+technology interaction
	61	+Derive open questions from your design specification
	62	+==== Summative evaluation====
	63	+Focuses on the overall effects of the human-
	64	+technology interaction
	65	+== GOOD EVALUATION ==
	66	+
39	39	* Establishing convincing arguments for your design solution
40	40
41	41	* By conducting complementary and regular evaluations at different stages