Research and Program Evaluation

Type I errors occurs when

Which of the following research paradigms references reliability and validity considerations?

Of S.S. Steven’s measurement scales, the DSM or ICD code is an example of what scale?

A distribution with several outliers on the higher end of scores would be:

From a purely statistical standpoint, in order to compare a control group to an experimental group the researcher needs:

Counselor educator increases sample size in her experiment. This will

What is true re. "Statistical Regression" ?

A "demand characteristic" is

An IQ test is an example of which scale?

Experimenters should always abide by a code of ethics. The variable you manipulate/control in the experiment is the:

A longitudinal study's sample size decreases by 30% over two years. What kind of threat is this to internal validity?

In the social sciences, the accepted probability level is usually

An IQ test is given to 100 randomly picked adults. How many adults can we expect to score btwn 85 and 115?

Hypothesis testing is most closely related to the work of

A correlation coefficient of -0.87 signifies:

Which level of significance would best rule out chance factors?

Computing allows a researcher to find if statistically significant relationships are practically meaningful

A z-score of -2 would equal a t-score of

A school counselor selects every 5th student on a roster for a study. What kind of sampling is this?

Clients that improve due to the presence of research is an example of?

A research designwith at least one independent variable with three or more levels is referred to as a(n)

Which 2 scales can you add and subtract?

In a distribution with several significant outliers, what is the best measure of central tendency?

P= .05 really means that

What kind of nonexperimental research design investigates group differences for a particular variable?

The "experimenter expectancy effect" is the same as

Inductive logic in research

What is necessary for an experimental research design?

Which of the following is an example of a null hypothesis?

The design requires random assignment.