Observation Studies, Experiments, Surveys, questionnaires, Measurement and measurement scale

Observation Studies, Experiments, Surveys, questionnaires, Measurement and measurement scale

1 Write a short report about different characteristics of scale types. 2 Explain observation and experimentation with help of an example. 3 What are different sources of secondary data information? 4 Describe the different types of measurement scales. NB: Use appropriate references.