Statistical research methods a guide for non-statisticians

How do I know what statistical tool to use?

For a statistical test to be valid, your sample size needs to be large enough to approximate the true distribution of the population being studied.
To determine which statistical test to use, you need to know: whether your data meets certain assumptions. the types of variables that you're dealing with..

How to do statistical research?

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1. Step 1: Write your hypotheses and plan your research design
2. Step 2: Collect data from a sample
3. Step 3: Summarize your data with descriptive statistics
4. Step 4: Test hypotheses or make estimates with inferential statistics
5. Step 5: Interpret your results

Why you must read statistics research methods?

It is important that a researcher knows the concepts of the basic statistical methods used for conduct of a research study.
This will help to conduct an appropriately well-designed study leading to valid and reliable results..