Question

Researchers are interested in studying the relationship between poor prenatal nutrition and early cognitive development. Because of ethical concerns, which research method would be most appropriate for researchers to use?

Answer 1

Answer: Answer: correlational research method.

This is because it can be used to compare the relationship between two variables, in this subject the two variables are "poor prenatal nutrition and early cognitive development"

Explanation:

correlational research method is a research method that involves comparing the relationship involving two variables during a particular research study. This method uses statistics to assess, interpret and gain understanding between two variables without any influence from unrelated variable(s).

A correlational research can either be positive or negative or of no correlation.

Correlational research helps researcher to do away with errors or mistake, it can be used to predict likely future occurrence through a current data

Answer 2

Answer: correlational research method.

Explanation:

The correlational method involves looking at relationships between two or more variables. ... Another point is that while correlational research can reveal if a relationship exists between variables, this kind of research cannot prove that changes to one variable lead to changes to another variable.

Correlational research is a type of non-experimental research method, in which a researcher measures two variables, understands and assess the statistical relationship between them with no influence from any extraneous variable. Our mind can do some brilliant things.