A Sample of N = 16 Scores Is Selected from a Population

question 33

Multiple Choice

A sample of n = 16 scores is selected from a population with μ = 100 and σ = 32.If the sample mean is M = 104,what is the z-score for this sample mean?​

• A)​2.00
• B)​1.00
• C)​0.50
• D)​0.25

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Definitions:

Statistically Significant

A determination that the results observed in data are unlikely to be due to chance alone, according to a predefined threshold of probability.

Sample Averages

This refers to the mean value calculated from a sample of data, representing the central tendency of the sampled population.

Standard Deviations

A statistical measure that quantifies the variation or dispersion of a set of numerical data points around the mean of the data set.

Range

The difference between the highest and lowest values in a set of numbers, representing the spread or dispersion.