A Person Received a Score of 4

question 8

Multiple Choice

A person received a score of 4.78 on a test. This turned out to be a Z score of +1.5. What percentage are above this score? Assume a normal distribution.

• A)43.32% - 50% = -6.68%
• B)50% - 43.32% = 6.68%
• C)100% - 43.32% = 56.68%
• D)50% + 43.32% = 83.32%

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Definitions:

SSE

Sum of Squared Errors, a measure of the discrepancy between the data and an estimation model.

Null Hypothesis

The hypothesis tentatively assumed true in the hypothesis testing procedure.

Parameter

A numerical characteristic of a population, as opposed to a statistic, which is a characteristic of a sample.

Critical Value

A threshold value in hypothesis testing, beyond which there is evidence against the null hypothesis.