A Sample of N = 5 Scores Has a Mean

question 42

Multiple Choice

A sample of n = 5 scores has a mean of M = 12.What is ΣX for this sample?

• A)12/5 = 2.40
• B)5/12 = 0.417
• C)5(12) = 60
• D)Cannot be determined from the information given

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Definitions:

Population Mean

The average of all the data points in a population.

Simple Random Samples

A sampling method in which every individual or item from a population has an equal chance of being selected.

Population Size

The total number of individuals or elements that make up the population being studied or analyzed.

First Selection

The initial choice or decision made from a set of options or alternatives.