A Normally Shaped Distribution Has a μ = 85 and a σ

question 31

Multiple Choice

A normally shaped distribution has a μ = 85 and a σ = 5. What raw score separates the lower 25% from the upper 75% of the distribution?

• A) 90
• B) 81.65
• C) 88.35
• D) 105

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Definitions:

Statistical Technique

Methods used in the analysis, interpretation, and presentation of numerical data.

Significance Level

The threshold at which the results of statistical analysis are deemed to be significantly different than what would be expected by chance alone.

Hamburger Quality

A measure of the characteristics or attributes of a hamburger, including factors such as taste, texture, and ingredient freshness.

Friedman Test

This test, which is non-parametric, is employed to spot treatment differences through numerous testing rounds.