Bell Telephone Laboratories Invented the ________, Which Replaced the Vacuum

question 2

Short Answer

Bell Telephone Laboratories invented the ________, which replaced the vacuum tube.

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Definitions:

Average Return

The mean amount of profit or loss generated by an investment over a specific period.

Standard Deviation

A measure of the amount of variation or dispersion of a set of values, indicating how much the values in a data set differ from the mean.

Diversification

An investment strategy aimed at reducing risk by allocating investments among various financial instruments, industries, or other categories.

High Dividends

The distribution of a portion of a company's earnings, decided by the board of directors, to its shareholders, which is considered high relative to other companies or historical payouts.