You Were Told That the Mean Score on a Statistics

question 57

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%.The middle 95.46% of the students will score between which two scores?

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Definitions:

Psychological Capital

A positive psychological state characterized by aspects like self-efficacy, optimism, resilience, and hope, which contributes to an individual’s performance and well-being.

Self-Efficacy

Refers to an individual's belief in their ability to complete tasks or achieve goals.

Resilience

The ability to bounce back or rebound from adversity and setbacks to attain success.

Adversity

Challenges or difficulties that an individual or group faces, often serving as a catalyst for growth or change.