Exam 1 Review

When would you conduct a content analysis?

Pressure to participate from an authority figure may is known as

For correlation, the IV and DV has the same scale of measurement of interval/ratio

Researchers want to ensure that certain proportions are obtained in a convenience sample (e.g., 60% female, 40% male)

In categorical scale of measurement, numbers have intrinsic meaning, can calculate averages, SD, etc.

12 students’ names are drawn out of a hat from a school’s population to participate in the study

What type of sampling is this? Caitlyn asks every 3rd person who walks into Morris Library to partake in her study

Ratio and Interval scales of measurement are identified as categorical

a testable prediction based on observation, prior research, and theory

This is a design in which all participants experience all levels of the independent variable.

The number of children one has is an example of what scale of measurement?

Scale of measurement where there is an order to the levels of data. Ex: ranking

A study has many outliers which of the following measurements of central tendency would NOT be beneficial?

Acquiescence is the tendency to agree on a questionnaire

A researcher who asks people to answer questions on questionnaires is using a(n) _________ measure.

This is a design in which each participant experiences only one level of the independent variable.

In experimental research, we randomly assign participants to conditions

research for practical questions, less concerned with generalizability and advancing theory

Factors that cause differences between the experimental group and the control group other than the IV

Dependent-tests utilize a between-subjects design

variables that we manipulate or control

“year in college (freshmen, sophmore, etc)” is

Internal and external validity have an __ relationship, as one increases the other is likely to ___.

IRB aims to improve the ethical conduct of biomedical research & provide protection to human subjects

the relationship between IV and DV is

Measuring blood pressure in the same group of participants both before and after taking a certain medication

_______ sampling has a sampling frame: access to all the population you are sampling

____ is who we are interested in studying and ____ is the specific people we test.

Quasi or non-experimental designs does not consist of having random assignment

Sarah asks some of her friends to complete her survey, then asks them to ask their friends to complete. What sampling?

Political preference (Democrat, Republican, Independent) is a ___________ variable.

The relationship between predictor and criterion is causal

___ is how consistent a measure is & ___ is how accurate a measure is

Informed consent may be waived

Which scale of measurement provides the least amount of information?

A study is looking at the differences between men and women when it comes to reaction times

Naturalistic studies have a high _______ validity, but a low _______ validity

The IV for independent/dependent t-tests and ANOVA are typically what scale of measurement?

A study measuring participants depression score before therapy and after therapy is a:

How do outliers affect the results of a study?