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MMLU-Pro / 7804 / A manufacturer of motor oil is interested in testing the effects of a newly…

Problem

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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?

category

math

options

  1. Independent samples t-test for population proportions
  2. Two-way analysis of variance (ANOVA)
  3. One-way analysis of variance (ANOVA)
  4. Repeated measures analysis of variance (ANOVA)
  5. Paired t-test for population proportions
  6. Independent samples comparison of population proportions
  7. Matched pairs comparison of population proportions
  8. Chi-square test for independence
  9. Matched pairs comparison of population means
  10. Independent samples comparison of population means

src

ori_mmlu-high_school_statistics

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