The Weight of a Product Is Normally Distributed with a Mean

question 6

Multiple Choice

The weight of a product is normally distributed with a mean of 5 ounces. A randomly selected unit of this product weighs 7.1 ounces. The probability of a unit weighing more than 7.1 ounces is .0014. The production supervisor has lost files containing various pieces of information regarding this process, including the standard deviation. Determine the value of the standard deviation for this process.

• A) 1.67
• B) .70
• C) 2.10
• D) .50

---

Definitions:

Explicit Memories

Memories that can be consciously recalled, such as facts and events.

Implicit Memories

Memories that influence our behaviors and knowledge without conscious awareness, typically acquired through repetition and practice.

Selective Attention

The ability to direct mental resources to relevant information in order to process that information further, while also ignoring irrelevant information.

Information Processing

A psychological theory that describes the process through which humans encode, store, and retrieve information.