Validity and reliability in research methods

1. 1which of the following is a discrete variable?

   1. Agender
   2. Bage
   3. Cheight
   4. Dweight
2. 2____ measures the true state of affairs and ____ measures repeatability

   1. Areliability, validity
   2. Bvalidity, reliability
3. 3when something appears valid on the surface it is said to have____?

   1. Aconcurrent validity
   2. Bface validity
4. 4what effect does a constant error have on a correlation?

   1. Adecreases the correlation
   2. Bturns a + correlation into a - one
   3. Cincreases the correlation
   4. Dhas no effect on the correlation
5. 5why is correlations not causal relationships?

   1. Athe direction could go both ways
   2. Bcorrelation is causation
   3. Cthere may be a 3rd variable present
   4. Db and c
6. 6what is the purpose of applying control techniques in an experiment?

   1. Ato prevent confounding
   2. Bto prevent rival hypothesis
   3. Cto prevent the correlation b/tw the IV and EV
   4. Dall of the above
7. 7The criteria for an operational definition include all but...?

   1. AValid
   2. BPredictable
   3. Cobservable
   4. Dreliable
8. 8what is the difference between balancing and matching when it comes to variable control?

   1. Abalancing uses random assignment, while matching uses variables to assign
   2. Bbalancing uses continuous variables to assign, while matching uses discrete variables to assign
   3. Cmatching uses continuous variables to assign, while balancing uses discrete variables to assign
   4. Dmatching uses random assignment, while balancing uses variables to assign
9. 9age is an example of which type of variable?

   1. Aorganismic
   2. Bdiscrete
   3. Cstimulus
   4. Dcontinuous
10. 10in order to do research all variables must be...?

    1. Aobservable
    2. Bbalanced
    3. Cpredictive
    4. Drandom

11. 11which of the following is NOT a necessary quality of an operational definition?

    1. Aobservability
    2. Bvalidity
    3. Cvariability
    4. Dreliability
12. 12what is internal validity?

    1. Awhen all EV vary with the IV
    2. Bwhen no EV varies with the IV
13. 13construct validity is used to____

    1. Areduce signal
    2. Bsee if 2 operational definitions agree
    3. Cdetermine reliability
    4. Dmake predictions
14. 14why do we use latin squares?

    1. Ato counterbalance
    2. Bcontrol order
    3. Ccontrol time effects
    4. Dall of the above

Beschreibung

University Research Methods Quiz am Ohne Titel, erstellt von snellsaa am 06/03/2015.

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snellsaa

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English

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