When referring to the question of whether the experimental stimulus made some di
ID: 1196011 • Letter: W
Question
When referring to the question of whether the experimental stimulus made some difference in the specific instance under investigation, one is referring to:
external validity
internal validity
concomitant variation
cross sectional analysis
interaction errors
When referring to the question as to what populations and settings can the observed effect be generalized, one is referring to:
concomitant variation
turnover analysis
external validity
longitudinal analysis
cross-sectional analysis
Select the question that can be answered through experimentation:
Do children from upper classes drink more carbonated beverages than those from lower classes?
Will Shell gasoline with platformate provide better mileage than Shell without platformate?
Does the average male use cosmetic?
Is the standard of living higher than ten years ago?
none of the questions can be answered by experimentation
In the BeforeAfter design with Control Group the control group difference (04 03 ) reflects:
the effects of the extraneous influences
the difference between the control group and the experimental group
the change in attitude of subject
the interactive effect of testing
the effect of the experimental stimulus
A single group of test units is exposed to an experimental variable and then is observed once for their response. This is what type of study?
a one group pretestposttest study
a postexperimental study
a static group comparison
a oneshot case study
a longitudinal study
Explanation / Answer
1) Iternal validity
2) external validity
3) Will shell gasoline with platformate provide better mileage than shell without platforamte.
4) the interactive effect of testing
5) One shot case study
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