When referring to the question of whether the experimental stimulus made some di
ID: 1196339 • 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
Explanation / Answer
1. b. internal validity
2. external validity
3. the question that can be answered by gathering data is : Do children from upper classes drink more carbonated beverages than those from lower classes?
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