You Were Told That the Mean Score on a Statistics

question 130

Short Answer

You were told that the mean score on a statistics exam is 75 with the scores normally distributed.In addition,you know the probability of a score between 55 and 60 is 4.41% and that the probability of a score greater than 90 is 6.68%.What is the probability of a score between 55 and 90?

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Definitions:

Sigmund Freud

A neurologist from Austria who initiated the method of psychoanalysis, which is a therapeutic technique used to address mental disorders through conversational interactions between a psychoanalyst and their patient.

Serial-Position Effect

A phenomenon in memory that suggests that when learning a list, people tend to remember the first and last items better than those in the middle.

Alphabet

A set of letters or symbols in a fixed order used to represent the basic sounds of a language, particularly for writing.

Mnemonic Devices

Techniques a person can use to help them improve their ability to remember something, often by associating patterns, such as letters or associations, with the information being memorized.