Use the Guidelines to Evaluate the Study

question 9

Multiple Choice

Use the guidelines to evaluate the study. From the information given, what is the biggest flaw in the study?
-An educational researcher wishes to compare the effectiveness of two different math textbooks. She has the tenth graders at one school use the first book for one year and the tenth graders at another
School use the second textbook for one year. At the end of the year, she gives the same math test to
Both classes and compares the results.

• A)The setting
• B)Selection bias
• C)Participation bias
• D)The source
• E)Confounding variables

---

Definitions:

Constructive Coping

The use of adaptive strategies to effectively manage stressful situations and emotional responses, improving resilience and well-being.

Giving Up

The act of stopping an effort or attempt; ceasing to try solving a problem or achieving a goal.

Gratitude

The feeling of appreciation or thanks towards people, situations, or things, enhancing overall wellbeing.

Positive Emotion

Feelings that are enjoyable or bring happiness to an individual, such as joy, contentment, and love.