The Estimated Standard Error of Estimate

question 95

Multiple Choice

The estimated standard error of estimate (
_XY) differs from the standard error of estimate (s_XY) in that

• A) _XY has N - 2 in the denominator,while s_XY has N - 1 in the denominator
• B) _XY has N in the denominator,while s_XY has N - 2 in the denominator
• C) _XY has N - 2 in the denominator,while s_XY has N in the denominator
• D) _XY has N - 1 in the denominator,while s_XY has N - 2 in the denominator

---

Definitions:

Standard Deviation (σ)

A measure of the amount of variation or dispersion of a set of values; a low standard deviation indicates that the values tend to be close to the mean, while a high standard deviation indicates that the values are spread out over a wider range.

Mean (μ)

The average of a set of numbers, calculated by dividing the sum of these numbers by the count of numbers in the set.

Standard Deviation (σ)

An indicator that evaluates the degree of scatter or inconsistency of data points around the mean of the dataset.

Normal Model

A statistical model that assumes the data follow a normal (Gaussian) distribution.