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A Set of Final Examination Grades in a Calculus Course

question 146

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A set of final examination grades in a calculus course was found to be normally distributed with a mean of 69 and a standard deviation of 9.What percentage of students scored between 65 and 89?


Definitions:

List

A record of items, names, or tasks to be remembered, considered, or done, arranged in a systematic or sequential order.

Information Processing Model

A cognitive approach to understanding how the human mind transforms sensory information, involving stages such as encoding, storage, and retrieval of information.

Memory

The mental process of encoding, storing, and retrieving information.

Computer

An electronic device designed to accept data, perform prescribed mathematical and logical operations at high speed, and display the results of these operations.

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