Research methodology

This type of research uses structured processes that uses large sample sizes as representative of the population.

• Quantitative Research

• Qualitative Research

It is a type of quantitative research design that determines the cause and effect relationships between the variables.

• Non-experimental design

• Experimental design

Hawthorne effect is what type of validity threat?

• Threat to Internal Validity

• Threat to External Validity

What type of validity threat is Mortality?

• Threat to Internal Validity

• Threat to External Validity

A change in instrumentation is what type of threat to validity?

• Threat to Internal Validity

• Threat to External Validity

Maturation happens when the experiment was conducted beyond a longer period of time during which most of the subjects undergo changes physically, emotionally and/ or psychologically. This may show a threat to what type of validity?

• Threat to Internal Validity

• Threat to External Validity

It is an experimental design wherein the researcher manipulates the experimental variables.

• Quasi-experimental design

• True experimental design

• Pre-experimental design

This type of research design have no control group or the subjects are not randomly assigned to groups.

• Quasi-experimental design

• True experimental design

• Pre-experimental design

It is the weakest among the experimental designs of research because the researcher has little control over the research.

• Quasi-experimental design

• True experimental design

• Pre-experiemental design

It is a type of non-experimental research design wherein the independent variable that occurred in the past is determined.

• Cross-sectional Study design

• Retrospective study design

• Longitudinal study design