Exhibit 5-8 the Random Variable X Is the Number of Occurrences of Occurrences

question 6

Multiple Choice

Exhibit 5-8
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.
-Refer to Exhibit 5-8. The probability that there are less than 3 occurrences is

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

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Definitions:

Trial Balance

A bookkeeping report that lists the balances of all ledgers in two columns, debits and credits, to verify that total debits equal total credits.

Note Receivable

A written promise to pay a specified amount of money, along with interest, by a certain date, recognized as an asset on the balance sheet.

Fiscal Year

A one-year period that companies and governments use for accounting purposes and preparation of financial statements, which may or may not align with the calendar year.