A Researcher Selects a Sample of 36 Dog Owners and Measures

question 63

Multiple Choice

A researcher selects a sample of 36 dog owners and measures their responsiveness to pictures depicting the humane and inhumane treatment of dogs.The researcher finds that responsiveness significantly differed,t = 3.243.Use eta-squared to compute the proportion of variance for this result.

• A) = 0.21
• B) = 0.23
• C) = 0.25
• D)There is not enough information to answer this question.

---

Definitions:

Closed Circulatory System

A circulatory system where blood is enclosed within vessels and circulates unidirectionally from the heart through the body and back to the heart.

Arthropod Success

The evolutionary success of arthropods, characterized by their adaptable exoskeleton, segmented bodies, and jointed limbs, making them the most diverse group of animals.

Jointed Appendages

Refers to appendages with joints, enabling movement, commonly found in arthropods such as insects, spiders, and crustaceans.

Nematocysts

Specialized cells in cnidarians, such as jellyfish, that eject a stinging thread for capturing prey or defense.