A Researcher Reports an F-Ratio with Df = 2,18 from an Independent-Measures

question 71

Multiple Choice

A researcher reports an F-ratio with df = 2,18 from an independent-measures research study.Based on the df values,how many treatments were compared in the study and what was the total number of subjects participating in the study?​

• A)​2 treatments and 19 subjects
• B)​2 treatments and 20 subjects
• C)​3 treatments and 21 subjects
• D)​3 treatments and 22 subjects

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Definitions:

Thymus Gland

A lymphoid organ situated in the neck which produces T-cells for the immune system, particularly active during childhood.

Axillary Lymph Nodes

Lymph nodes located in the armpit (axilla) that play a key role in filtering lymph fluid and fighting infection.

Right Lymphatic Duct

A lymphatic vessel that drains lymph from the right upper limb, right side of the thorax, and right sides of the head and neck.

Right Lymphatic Duct

A vessel in the lymphatic system that drains lymph from the right upper limb, right side of the thorax, and right halves of the head and neck.