The Crow's Foot Symbol with Two Vertical Parallel Lines Indicates

question 71

Multiple Choice

The Crow's foot symbol with two vertical parallel lines indicates _____ cardinality.

• A) (0,N)
• B) (1,N)
• C) (1,1)
• D) (0,1)

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Definitions:

Interval Estimate

An estimate of a population parameter that provides a range of values within which the parameter is expected to lie, often associated with a specific confidence level.

Estimated σ

Approximation of the standard deviation (σ), a measure of the dispersion or variation of a distribution.

Normal Probability Distribution

A bell-shaped probability distribution, also known as Gaussian distribution, that is fully defined by its mean and standard deviation.

Sampling Distribution

The probability distribution of a given statistic based on a random sample, used to make inferences about the population.