Examlex
In feldspars, what element can be thought of as substituting for silicon in the tetrahedral ionic sites?
Cross-Sectional Research
A research design that examines data from a population, or a representative subset, at a specific point in time to identify patterns and relationships.
Longitudinal Research
An observational research method in which data is gathered for the same subjects repeatedly over a period of time, which can extend over years or even decades.
Levels Of Intelligence
Refers to the different ways of categorizing human cognitive ability, often assessed through various types of IQ tests or other measures of cognitive function.
Mean
The average of a set of numbers, calculated by adding all the numbers together and dividing by the count of the numbers.
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