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
Correct Answer:
Verified
Correct Answer:
Verified
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