Protostars Are

question 151

Multiple Choice

Protostars are

• A) very young objects still contracting before becoming true stars.
• B) old stars contracting after using up all of their available hydrogen fuel.
• C) objects with less than about 0.08 solar mass that do not have enough mass to become true stars.
• D) stars made almost entirely out of protons.

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Definitions:

Geometric Average Return

The average rate of return on an investment per year, geometrically linked to account for the compounding effect of returns over time.

Arithmetic Average Return

The simple mean of a series of returns over a specific period, often used to gauge the performance of an investment.

Statistically Significant

Refers to a result that is not likely to occur randomly or by chance, but rather is likely to be attributable to a specific cause.

Portfolio Performance

The analysis and evaluation of the returns generated by a collection of investments held by an individual or an institution.