Solve the Problem. -A Final Exam in Math 160 Has a Mean of a Mean

question 84

Multiple Choice

Solve the problem.
-A final exam in Math 160 has a mean of 73 with standard deviation 7.8. If 24 students are randomly selected, find the probability that the mean of their test scores is greater than 78.

• A)0.0036
• B)0.0008
• C)0.8962
• D)0.0103

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Definitions:

Long-Term Memory

Long-Term Memory represents the stage of the memory process where information is stored indefinitely and can be retrieved long after it was originally learned.

Primary Language

The first language a person learns fluently, typically from early childhood, and uses readily as a primary means of communication.

Storage

The mental “holding on” to information between the time it is encoded and the time it is retrieved.

Retrieval Cue

A stimulus, whether internal or external, that facilitates the recall of information from memory.