Maxwell Cantor, VP of Human Resources of Asimov Aerospace Industries $\mu$

question 48

Multiple Choice

Maxwell Cantor, VP of human resources of Asimov Aerospace Industries Inc., is reviewing the technical certifications of employees in different divisions of the company. His goal is having 90% of technical employees with up-to-date certifications. The north-east division typically has maintained higher rates of up-to-date certifications than the southern division. He selects a random sample of 250 employees from the north-east division and 300 from the southern division and finds out that the number of employees with up-to-date certifications are 230 in the north-east division and 265 in the southern division. Maxwell's null hypothesis is ___.

• A) \(\mu\)₁ - \(\mu\)₂ = 0
• B) π₁ - π₂ ≥ 0
• C) \(\mu\)₁ - \(\mu\)₂ ≤ 0
• D) \(\mu\)₁ - \(\mu\)₂ ≥ 0
• E) π₁ - π₂ = 0

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