Scores on the SAT Test Have a Mean of 1518

question 8

Multiple Choice

Scores on the SAT test have a mean of 1518 and a standard deviation of 325. Scores on the ACT test have a mean of 21.1 and a standard deviation of 4.8. Which of the following choices is not true?

• A) An SAT score of 1490 has a z score of -0.09.
• B) An ACT score of 17.0 has a z score of -0.85.
• C) The SAT score of 1490 is relatively better than the ACT score of 17.0.
• D) The ACT score of 17.0 is relatively better than the SAT score of 1490.

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Definitions:

Allele Frequency

The proportion of a particular allele (variant of a gene) among all allele copies in a population.

Population Size

The total number of individuals within a species or specific group living in a designated geographical area.

Self-Incompatibility

A mechanism in plants that prevents self-fertilization and encourages cross-pollination by rejecting pollen from the same or genetically similar individuals.

Hermaphroditic

Describes an organism that possesses both male and female reproductive organs, allowing it to perform both roles in reproduction.