The group that receives the experimental treatment condition is called as _______________.

• A) Experimental group
• B) Independent group
• C) Participant group
• D) Control group

Which of the following number of variables involved in Descriptive Statistics?

• A) Univariate
• B) Bivariate
• C) Multivariate
• D) All of the given options

Threat to internal validity of an experiment arises when some subjects do not continue throughout the experiment, is referred as;

• A) Mortality
• B) Testing Effect
• C) Maturation Effect
• D) Selection Bias Effect

Control for a third variable makes a:

• A) Trivariate table.
• B) None of the above.
• C) One variable table.
• D) Bivariate table.

In experimental research, a specific event in the external environment occurring between the first and second measurement that is beyond the control of the experimenter and that affects the validity of an experiment, is termed as;

• A) Maturation Effect
• B) Testing Effect
• C) History Effect
• D) Instrumentation Effect

A study that involves no researcher intervention is called __________.

• A) An experimental study
• B) An observational study
• C) A non involvement study
• D) A quasi-experimental study

Threat to internal validity of an experiment arises because of a change in the measuring instrument between pretest and posttest, and not because of the instrument’s differential impact at the end, is termed as;

• A) Statistical Regression
• B) Instrumentation Effect
• C) Maturation Effect
• D) Testing Effect

Which of the following elements are NOT included in Observation in Non Reactive research?

• A) Time Duration
• B) Count Behaviors
• C) Accretion
• D) External Appearance

When you are confident that the experimental manipulation produced the changes you measured in the dependent variable, your study probably has good ________ validity.

• A) Internal
• B) External
• C) Construct
• D) Causal

Which of the following groups does not receive the experimental treatment condition?

• A) Independent group
• B) Control group
• C) Treatment group
• D) Experimental group

In an experiment, a variable manipulated by a researcher is called as _______________

• A) Dependent
• B) Control
• C) Independent
• D) Stimulus

All of the given options are parts of experiment EXCEPT;

• A) Statistical control
• B) Experimental group
• C) Treatment variable
• D) Dependent variable

Statistics is used by researchers to:

• A) Analyze the empirical data collected in a study
• B) Operationally define their variables
• C) Ensure the study comes out the way it was intended
• D) Make their findings sound better

Which of the following would allow me to have the MOST control over environmental variables when conducting a research study?

• A) Survey
• B) True experimental design
• C) Case study
• D) Quasi-experimental design

Which of the following term refers to a statistical method that can be used to statistically equate groups on a pretest or some other variable?

• A) Experimental control
• B) Matching
• C) Differential influence
• D) Analysis of covariance

To establish that variable X cause’s variable Y, all of the following conditions should be met, EXCEPT;

• A) Both X and Y should co-vary
• B) None of the given options
• C) X (the presumed causal factor) should precede Y
• D) Other factors should possibly cause the change in the dependent variable Y

The posttest-only design with nonequivalent groups is likely to control for which of the following threats to internal validity:

• A) Differential attrition
• B) Differential selection
• C) Additive and interactive effects
• D) History

Which of the following measures of central tendency is referred as ‘the middle point of the data’?

• A) All of the given options
• B) Median
• C) Mean
• D) Mode

Experimental research builds on the principles of ___________ approach more directly than do the other research techniques.

• A) None of the given options
• B) Positivist
• C) Subjectivist
• D) Interpretivist

Experimental designs, which have at least two groups, only experimental group is exposed to treatment, both groups record information before and after the treatment, are known as;

• A) Two Groups Posttest-only Design
• B) Classical Experimental Design
• C) Quasi-Experimental Designs
• D) Ex-post facto experimental designs