Answer:
The first step in doing research in the field of human development is deciding how to measure the topic of interest
Step-by-step explanation:
Scientific research has provided us with a lot of tools to experiment hypothesis and find new information that did not exist before.
Some methods include:
1. Observational research - This is simple observation and what can easily be measured.
2. Behavioral system - Sometimes it if not easy to observe behavior or measure an outcome. In such a scenario we can develop simple tests and tasks to try and measure something.
3. Question/Answer sessions - Another simple yet effective method is to develop a neutral questionnaire and ask your sample set to answer
4. Scientific tools - At the end, we can use specific physiological tools and techniques to measure or gauge something.