Which of the Following Is True About External Validity

question 45

Multiple Choice

Which of the following is true about external validity?

• A)researchers consider it less important, in the long run, than internal validity
• B)it can only accumulate over time, with lots of research
• C)both alternatives a. and b. are true
• D)none of the above

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Definitions:

Asymmetric Carbon Atoms

Atoms of carbon in a molecule that are bonded to four different groups, leading to chirality or optical activity.

Meso Compound

A type of stereoisomer with multiple chiral centers that is superimposable on its mirror image, making it achiral.

Chi-Squared Test

A statistical test used to determine the significance of the observed differences between categorical datasets and expected outcomes.

Nominal Data

Data that is categorized without a natural order or ranking, used for labeling variables without a quantitative value.