Which of the Following Would Be an Appropriate Null Hypothesis

question 68

Multiple Choice

Which of the following would be an appropriate null hypothesis?

• A)The mean of a population is equal to 55.
• B)The mean of a sample is equal to 55.
• C)The mean of a population is greater than 55.
• D)Only (a)and (c)are appropriate.

---

Definitions:

Biomedical Research

Exploration and study in the field of medical science and biology to understand human diseases, develop treatments, and improve healthcare.

Sexuality

Refers to the capacity for sexual feelings, a person's sexual orientation or preference, and the expression of sexual activity or attraction.

Randomized Clinical Trials

A study design that randomly assigns participants into experimental or control groups to test the efficacy or effectiveness of therapies or interventions.

Placebo

An inert or non-active substance given to a patient in place of a medication, used in clinical trials to test the efficacy of treatments.