A Researcher Uses a Repeated-Measures ANOVA to Test for Mean

question 13

Multiple Choice

A researcher uses a repeated-measures ANOVA to test for mean differences among three treatment conditions using a sample of n = 10 participants.What are the df values for the F-ratio from this analysis?​

• A)​3, 9
• B)​2, 9
• C)​3, 18
• D)​2, 18

---

Definitions:

Tapeworm

Parasitic flatworms that live in the digestive tract of vertebrates, absorbing nutrients from the host's meals.

Scolex

The head or attachment organ of a tapeworm, equipped with suckers or hooks for attaching to the host's intestine.

Proglottid

One of the segments that make up the body of a tapeworm, each capable of producing eggs and developing into a new organism.

Flame Cells

Specialized excretory cells found in some flatworms, functioning in the removal of waste products from the body.