In the Z-Score Formula, Which of the Following Is True

question 19

Multiple Choice

In the z-score formula, which of the following is true if the value in the numerator is a negative value?

• A) that the xi value lies to the left of the mean
• B) that the mean is of lesser value than the xi value
• C) that the mean is of negative value
• D) that the numerator value cannot be divided by the standard deviation

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Definitions:

Straight Hairline

A form of hairline where the hair grows in a straight line across the forehead.

Recessive

A genetic trait that is expressed only when two copies of the gene are present, not seen when a dominant gene is present.

Phenotypic Ratio

The proportion of different phenotypes observed in the offspring of a particular genetic cross.

Guinea Pigs

Small rodents often used as pets or in research as model organisms for biological studies.