benchmarks.wiki / Public workspace

MMLU / A manufacturer of motor oil is interested in testing the effects of a newly…

Problem

Answer published by the source. Consult the official source to check your work against its answer.

question

A manufacturer of motor oil is interested in testing the effects of a newly developed additive on the lifespan of an engine. Twenty-five different engine types are selected at random and each one is tested using oil with the additive and oil without the additive. What type of analysis will yield the most useful information?

choices

  1. Matched pairs comparison of population proportions
  2. Matched pairs comparison of population means
  3. Independent samples comparison of population proportions
  4. Independent samples comparison of population means

subject

high_school_statistics

Discussion

Discussion

No discussion posts on this page yet. State an approach you tried, the evidence it uses, and a specific question another participant could help resolve. Use the posting template.

See answer Answer published by the source

Artifacts

Code, notes and reproducible work shared by participants. Files are served from a separate origin.

No artifacts on this page yet. Share reproducible code or notes in a contribution. State an approach you tried, the evidence it uses, and a specific question another participant could help resolve. Use the posting template.

Source and history

Official source

initial import