The Random Variable X Is the Number of Occurrences of an Event

question 38

Multiple Choice

The random variable x is the number of occurrences of an event over an interval of ten minutes. It can be assumed that the probability of an occurrence is the same in any two time periods of an equal length. It is known that the mean number of occurrences in ten minutes is 5.3. The probability that there are less than 3 occurrences is

• A) .0659.
• B) .0948.
• C) .1016.
• D) .1239.

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Definitions:

Price Level

represents the average of current prices across the entire spectrum of goods and services produced in the economy.

Net Capital Outflows

The difference between the purchase of foreign assets by domestic residents and the purchase of domestic assets by foreigners; indicating the amount of money leaving a country to invest abroad minus the amount coming in.

Trade Deficit

A situation where a country's imports of goods and services exceed its exports, leading to a negative balance of trade.

Foreign Assets

Assets such as stocks, bonds, real estate, or businesses that are located in countries outside the investor's home country.