AA Week One Summary

Front

A researcher randomly assigned students to two groups. One group was assigned to watch a violent television program while the other group watched a nonviolent program. The student's behavior was then recorded for incidences of aggressive behavior. Which research method is most appropriate?

Back

experimental

Front

Dr. Larson was interested in whether classical music helps students perform better on a test. Dr. Larson randomly assigned half of the study's participants to a group that listened to classical music while taking a test. The other half of the participants did not listen to music while taking a test. Which research method is most appropriate?

Back

experiment

Front

Jane Goodall lived among wild chimpanzees intermittently for decades, studying their social and family systems while keeping her interaction with the chimpanzees to a minimum. Which research method is most appropriate?

Back

observational study

Front

A hospital wants to open a gym. They ask the night-shift ER staff when they would use the gym. Is this sample biased or unbiased?

Back

Biased

Front

Primary data

Back

Data collected firsthand by the researchers for their research.

Front

The source of data collected and compiled by others is called …

Back

secondary data.

Front

Which of the following is an example of secondary data? Options: Statistical reports, Government publications, Company websites.

Back

All options are correct.

Front

Data initially collected in the process of investigation are known as …

Back

primary data.

Front

Find the z-score of 104 if mean=100 and SD=3 (Round to the first decimal place)

Back

1.3

Front

Find the Z-score. Mean = 27 Standard Deviation: 1.4 x = 11

Back

-11.43