A Researcher Is Interested in the Possible Effect of Teacher-Student

question 27

Multiple Choice

A researcher is interested in the possible effect of teacher-student ratios on students' learning.She finds 10 fifth-grade classrooms with 30-40 students per class and 10 others with 15-25 students per class.She discovers that there is a correlation between class size and student achievement.Which one of the following conclusions can we draw from this study?

• A)Class size can help us predict school achievement.
• B)Classes should be as large as is reasonably possible.
• C)Classes should be as small as is reasonably possible.
• D)The researcher has conducted a descriptive study.

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Definitions:

Folate

A B-vitamin that is essential for DNA synthesis and repair, playing a crucial role in cell division and growth.

Organ System Activities

The integrated functions of groups of organs within an organism, working collectively to perform vital life processes.

Nervous

Relating to the nervous system, responsible for transmitting signals between different parts of the body and coordinating bodily functions.

Integumentary

Pertaining to the integument or the skin system, covering and protecting the body's surface and including structures such as scales, feathers, or hair.