Scores on the SAT Test Have a Mean of 1518

question 28

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:

Deaths Worldwide

The total number of fatalities occurring across the globe, often used in statistics for public health and demography.

Age-Adjusted Death Rate

A death rate that has been statistically modified to eliminate the effect of different age distributions in different populations.

Direct Method

A technique used in epidemiology and statistics to adjust rates or measurements to a standard population, allowing for comparative analysis across different populations.

Standard Population

A hypothetical or actual population used as a uniform standard to allow for the comparison of disease incidence or other health-related statistics across different populations or times.