It Has Been Hypothesized That on Average Employees Spend One

question 80

Multiple Choice

It has been hypothesized that on average employees spend one hour a day playing video games at work. To test this claim, a manager takes a random sample of 35 employees who showed a mean time of 55 minutes per day with a standard deviation of 5 minutes.
-The null and alternative hypothesis to test the claim that the company's playing time differs from the national average is _____.

• A)H₀ :µ ? 60 H_a :µ > 60
• B)H₀ :µ ? 60 H_a :µ< 60
• C)H₀ :µ = 55 H_a :µ ? 55
• D)H₀ :µ = 60 H_a :µ ? 60
• E)H₀ :µ ? 60 H_a :µ = 60

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Definitions:

Emotional Instability

A characteristic of personality that involves unpredictability and a tendency to rapidly alter emotions and reactions.

Neuroticism

A personality trait characterized by anxiety, fear, moodiness, worry, envy, frustration, jealousy, and loneliness.

Big Five

A model describing human personality as composed of five broad traits: openness, conscientiousness, extraversion, agreeableness, and neuroticism.

Big Five

A theory in psychology that identifies five broad dimensions of personality: openness, conscientiousness, extraversion, agreeableness, and neuroticism.