Which of the Following Strategies Is the Quickest Way to Solve

question 7

Multiple Choice

Which of the following strategies is the quickest way to solve the problem below? A company that makes batteries conducts tests on battery life.For a D cell battery, the mean life is 19 hours, and the useful life of the battery follows a normal distribution with a standard deviation of 1.2 hours.What is the probability that one battery drawn at random will last between 17 and 20 hours?

• A)making a chart, table, list, or illustration
• B)estimation, guessing, checking, and revising
• C)working backwards to eliminate
• D)translating words into equations

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Definitions:

Fiscal Year

A one-year period used for financial reporting and budgeting, which may or may not align with the calendar year.

General Fund Journal Entries

Entries in the accounting records that detail transactions involving the government's general fund, which covers most basic governmental activities.

Vintage Railroad

A term for old and often historic rail lines or companies, frequently celebrated or preserved for their cultural heritage.