nonrandom

Thân thiện

The scientist arranged the nonrandom pattern of dots on the chart.

Definition

1. Adjective:
   • Not random; having a pattern, order, or predictable element: Describes something that is not governed by chance alone, but instead shows evidence of a system, cause, or design. It implies the presence of a discernible structure or bias.

Usage

The adjective "nonrandom" is used to describe processes, selections, distributions, or events that are systematic or patterned in some way. It is often used in scientific, statistical, and technical contexts to contrast with purely chance occurrences. - It typically precedes a noun (e.g., a nonrandom sample). - It can be used after a linking verb like "is" or "appears" (e.g., The distribution is nonrandom).

Examples

• Adjective:
  • The scientist observed a nonrandom distribution of the plant species across the field, suggesting specific soil preferences.
  • For the study to be valid, the participants must be selected through a nonrandom, purposive sampling method.
  • The clustering of errors in the data set was clearly nonrandom, indicating a potential bug in the software.

Advanced Usage

• "nonrandom mating": In biology, a mating pattern where individuals choose mates based on specific traits, rather than by chance.
  • Sexual selection often leads to nonrandom mating within a population.
• "nonrandom assignment": In research, the deliberate allocation of subjects to different groups based on specific criteria, as opposed to random assignment.
  • The quasi-experimental design involved the nonrandom assignment of students to classrooms.

Variants and Related Words

• Systematic (adj): Done or acting according to a fixed plan or system; methodical. (Often a close synonym for "nonrandom" in scientific contexts).
• Patterned (adj): Having a decorative pattern or a regular and intelligible form.
• Biased (adj): Unfairly prejudiced for or against someone or something. (Can be a synonym when "nonrandom" implies a skewed or unfair selection).
• Nonrandomness (n): The quality or state of being nonrandom.
  • The researcher tested the data for nonrandomness.

Synonyms

• Systematic
• Ordered
• Patterned
• Selective
• Purposeful

Antonyms

• Random
• Haphazard
• Arbitrary
• Chance
• Stochastic (technical)

Related Phrases/Idioms

(While "nonrandom" itself is not commonly used in idioms, it is a key component in formal phrases.) - "Evidence of nonrandom distribution": A phrase used in data analysis to indicate that results are statistically significant and not due to chance. - The p-value was less than 0.05, providing evidence of a nonrandom distribution.

Học thuật

Adjective

1. not random