A Study Compares the Means of Two Groups in Which

question 4

Multiple Choice

A study compares the means of two groups in which there are 45 males in Group 1 and 37 females in Group 2.The degrees of freedom for this study when using the t-test for the difference between means is ____.

• A)74
• B)80
• C)82
• D)160

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Definitions:

Primary Care

Primary care is the day-to-day healthcare provided by a health care provider, serving as the first point of contact for patients, encompassing a broad spectrum of health services.

Nurse-managed Setting

A healthcare environment where nurses have the primary responsibility for patient care management, often including decision-making authority.

Chlorinated Water

Water that has been treated with chlorine to kill pathogens and make it safe for drinking or swimming.

Immunizations

The process of making an individual immune or resistant to an infectious disease, typically by the administration of a vaccine.