The Department of Education Would Like to Test the Hypothesis

question 49

Multiple Choice

The Department of Education would like to test the hypothesis that the average debt load of graduating students with a bachelor's degree is equal to $17,000. A random sample of 34 students had an average debt load of $18,200. It is believed that the population standard deviation for student debt load is $4,200. The α is set to 0.05. The confidence interval for this hypothesis test would be ________.

• A) [$14,118.9, $19,881.2]
• B) [$14,839.1, $19,160.9]
• C) [$16,279.7, $17,720.3]
• D) [$16,788.22, $19,611.78]

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Definitions:

AFB

Acid-fast bacillus, a type of bacteria that is resistant to decolorization by acids during staining procedures; commonly used to refer to tuberculosis-causing bacteria.

MDR TB

Multi-Drug Resistant Tuberculosis, a form of TB that is resistant to at least isoniazid and rifampicin, the two most powerful tuberculosis drugs.

Chronic Pulmonary Disease

A group of lung diseases that block airflow and make it difficult to breathe; commonly includes conditions like chronic bronchitis and emphysema.

Alveoli

Small air sacs in the lungs where gas exchange between the air and blood occurs.