Exhibit 6-7 The Weight of Items Produced by a Machine Is Normally

question 59

Multiple Choice

Exhibit 6-7
The weight of items produced by a machine is normally distributed with a mean of 8 ounces and a standard deviation of 2 ounces.
-Refer to Exhibit 6-7. What is the probability that a randomly selected item will weigh between 11 and 12 ounces?

• A)0.4772
• B)0.4332
• C)0.9104
• D)0.0440

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