In a Normal Distribution, What Proportion of Scores Fall Within

question 51

Multiple Choice

In a normal distribution, what proportion of scores fall within the interval between the mean to one standard deviation above the mean?

• A).1359
• B).3413
• C).6826
• D).8413

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Definitions:

Suspension Helmets

Helmets designed with an internal suspension system that helps absorb shock and reduce impact forces to the head during collisions or falls.

Standard Error

The standard deviation of the sampling distribution of a statistic, commonly the mean, which quantifies the precision with which a sample represents a population.

Confidence Interval Estimate

Rephrased and new definition: A statistical technique that calculates the range within which an unknown population parameter lies, based on sample data, with a specified level of confidence.

Gadd Severity Index

A scoring system used to assess the severity of an individual's criminal history or offenses.