SHSU PSYC 3402 EXAM 1 REVIEW QUESTIONS AND ANSWERS | PSYC
3402 STUDY GUIDE & PRACTICE TEST 2026/2027
Population - ANS ✔✔Every individual the research pertains to.
Sample - ANS ✔✔The selection from the population that was tested.
Experimental Methods - ANS ✔✔Only methodology that can demonstrate cause and effect.
Multiple Groups - ANS ✔✔Minimum of 2 groups
Identical - ANS ✔✔Group makeup is ____________.
To control for extraneous variables.
Unchanged
Manipulated - ANS ✔✔One group is ________________, the other group(s) are ________________.
independent Variable - ANS ✔✔Each manipulation (multi-levelled), something changed by the
experimenter.
Experimental Conditions - ANS ✔✔Receive manipulation.
Control Condition - ANS ✔✔Remains unchanged by manipulation.
Dependent Variable - ANS ✔✔Measured outcome.
Confounding Variable, Extraneous Variable, Third Variable Effect - ANS ✔✔Something other than the
manipulation that may have been the cause of a measure outcome.
Discrete Variable - ANS ✔✔Hard boundaries between groups, dichotomy, categorical.
Continuous Variable - ANS ✔✔Range, spectrum, and degrees.
Can be redefined as discrete, but some information might be lost.
The reverse cannot occur.
Four Types of Scales - ANS ✔✔1. Nominal
2. Ordinal
3. Interval
4. Ratio
Nominal Scale - ANS ✔✔Discrete scale, named categories.
Different in name (category).
3402 STUDY GUIDE & PRACTICE TEST 2026/2027
Population - ANS ✔✔Every individual the research pertains to.
Sample - ANS ✔✔The selection from the population that was tested.
Experimental Methods - ANS ✔✔Only methodology that can demonstrate cause and effect.
Multiple Groups - ANS ✔✔Minimum of 2 groups
Identical - ANS ✔✔Group makeup is ____________.
To control for extraneous variables.
Unchanged
Manipulated - ANS ✔✔One group is ________________, the other group(s) are ________________.
independent Variable - ANS ✔✔Each manipulation (multi-levelled), something changed by the
experimenter.
Experimental Conditions - ANS ✔✔Receive manipulation.
Control Condition - ANS ✔✔Remains unchanged by manipulation.
Dependent Variable - ANS ✔✔Measured outcome.
Confounding Variable, Extraneous Variable, Third Variable Effect - ANS ✔✔Something other than the
manipulation that may have been the cause of a measure outcome.
Discrete Variable - ANS ✔✔Hard boundaries between groups, dichotomy, categorical.
Continuous Variable - ANS ✔✔Range, spectrum, and degrees.
Can be redefined as discrete, but some information might be lost.
The reverse cannot occur.
Four Types of Scales - ANS ✔✔1. Nominal
2. Ordinal
3. Interval
4. Ratio
Nominal Scale - ANS ✔✔Discrete scale, named categories.
Different in name (category).