Problem
Prior to the start of the school year, Mr. King reviewed the cumulative folders of the students in his fourth-grade class. He found that the standard deviation of the students' scores on the reading comprehension test was exactly 0.00. What information does this provide him? How might that information prove useful?
The response should include a reference list. Double-space, using Times New Roman 12 pnt font, one-inch margins, and APA style of writing and citations.