[Solved] Which of the following chromosomal disorders does not involve abnormal sex chromosomes? A) Turner's syndrome B) XXX syndrome C) Down syndrome D) Klinefelter's syndrome Proportion: The ratio or fraction that represents the part of the whole or a percentage of the total. Sample: A subset of individuals, items, or data taken from a larger population for the purpose of analysis. High School Education: A secondary level of formal schooling that follows primary education, typically including grades 9 or 10 through 12, and culminating in a diploma. Proportion: A statistical measure that reflects the fraction or percentage of the total number of cases that fall within a particular category.