A Student Believes That the Average Grade on the Final

question 8

Multiple Choice

A student believes that the average grade on the final examination in statistics is at least 85. She plans on taking a sample to test her belief. The correct set of hypotheses is

• A) H0: μ < 85 Ha: μ ≥ 85
• B) H0: μ ≤ 85 Ha: μ > 85
• C) H0: μ ≥ 85 Ha: μ < 85
• D) H0: μ > 85 Ha: μ ≤ 85

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Definitions:

Depression

A behavioral health condition defined by a long-term depression or a disinterest in actions, heavily impairing regular daily activities.

Electroconvulsive Therapy (ECT)

A medical treatment primarily used for severe depression which involves inducing seizures in patients through electrical currents.

Depression

A mental syndrome characterized by a perpetual feeling of unhappiness or a lack of interest in tasks, causing substantial interference in day-to-day chores.

Mindfulness

The practice of being aware and present in the moment without judgment.