Calculate the median.

A researcher needs to think about what needs to be measured or observed in order to obtain the appropriate type of data that will allow them to assess their research question and hypothesis. This occurs during which phase of the research cycle?

A researcher uses a method whereby every individual in the population of interest has an equal chance of being included in the sample. This sampling process is best described as __________________________.

A researcher who is presenting their work at a conference begins by explaining to the audience how common obesity is among children. “My work addresses causes of obesity in children” he begins, “this work is important to increase understanding of this concerning epidemic and to inform practitioners about early warning signs.” The researcher is addressing the ______________________ of his work.

Calculate the mode.

Why are samples obtained from probability methods “better” than samples obtained by non-probability methods? Provide a brief example to illustrate.

This type of measurement measures perceptions.

Your boss asked you to report on how successful students tend to be in HDFS 312W at Penn State. To study this, you get permission to access the final grade of students who took HDFS 312W at the University Park Campus in the spring semester. You are thrilled to see that average final grade was a B+. You report back that Penn State students do well in HDFS 312W. Are the results of your investigation externally valid?

The following statement is an example of an empirical question: “Do female partners report higher relationship satisfaction than male partners?”

The following statement is an example of an empirical question: “Should people eat only organically grown vegetables?”