With Respect to Minerals, Which of the Following Is TRUE

question 61

Multiple Choice

With respect to minerals, which of the following is TRUE?

• A) All minerals have probably been discovered
• B) Over 500,000 minerals exist
• C) "Mineral" is a synonym for "rock"
• D) All minerals crystals are too small to be seen
• E) Fewer than 20 minerals make up 95% of the crust

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Definitions:

Probability Distribution

A statistical tool that maps out every possible outcome along with its probability for a random variable within a predefined scope.

Expected Rate

Expected rate often refers to the return anticipated on an investment or project in the future, taking into account the risk and uncertainties associated with it.

Standard Deviation

A measure of the dispersion or variability around the mean of a set of data values, often used in finance to gauge investment risk.

Correlation Coefficient

A numerical measure ranging from -1 to 1 that represents the degree to which two variables are linearly related.