A Researcher Selects a Sample of 80 People and Records

question 43

Multiple Choice

A researcher selects a sample of 80 people and records the frequency of participants choosing a low,moderate,or high calorie dessert in a buffet.What are the degrees of freedom for this chi-square goodness-of-fit test?

• A) 2
• B) 3
• C) 79
• D) 80

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Definitions:

Obesity

A condition characterized by excessive body fat that increases the risk of health problems.

Heart Disease

A range of conditions that affect the heart, including coronary artery disease, arrhythmias, and others, leading to impaired heart function.

Tertiary Prevention

Measures aimed at rehabilitation and preventing further health deterioration in patients diagnosed with disease or injury.

Psychotherapy

A form of treatment for mental health conditions that involves talking to a therapist.