The Following Ten Scores Were Obtained on a 20-Point Quiz

question 152

Multiple Choice

The following ten scores were obtained on a 20-point quiz: 4, 5, 8, 9, 11, 13, 15, 18, 18, and 20. The teacher computed the usual descriptive measures of center (central tendency) and variability (dispersion) for these data, and then discovered an error was made. One of the 18's should have been a 16. Which one of the following measures, calculated on the corrected data, would change from the original computation?

• A) mean and standard deviation
• B) mean and median
• C) range and median
• D) mean and range.
• E) mean, standard deviation, range and median

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Definitions:

National Or Ethnic Origin

Refers to the country, nation, tribe, or ethnic group that a person descends from, often impacting personal identity and cultural practices.

Sexual Orientation

A term describing a person's enduring physical, romantic, and/or emotional attraction to others, forming part of the spectrum of human sexuality including heterosexuality, homosexuality, bisexuality, etc.

Bona Fide Occupational Qualification

An employment qualification that is necessary for the normal operation of a particular job, and for which discrimination against an individual (based on race, color, religion, sex, national origin, etc.) is not considered illegal.

Employment Equity Act

A Canadian law aimed at eliminating discrimination and achieving equality in the workplace, ensuring fair representation of designated groups.