The Search Time for a Particular Search Term on Google

question 54

Multiple Choice

The search time for a particular search term on Google is defined by the probability density function below, where x = the random variable "time to produce a result in milliseconds".Determine the mean (expected value) of x. 1/5 for values of x between 250 and 255
f(x) =
0 everywhere else

• A)25.5
• B)252.5
• C)253.0
• D)225
• E)250.5

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Definitions:

Fair Value

An estimate of the price at which an asset or liability could be exchanged in a current transaction between willing parties, other than in a liquidation sale.

Liability Recognition

The process of recording liabilities on the financial statements, ensuring that all existing debts and obligations of a company are reported in accordance with accounting principles.

Note Receivable

A financial asset representing a promise to receive a definite amount of money at a future date, typically with interest.