What percentage of children are estimated to have sleep problems at some time during their development,according to one study by Boyle and Cropley?
A)25 percent
B)40 percent
C)65 percent
D)80 percent

Question

Quizplus · Accepted Answer

According to the study by Boyle and Cropley, 40 percent of children are estimated to have sleep problems at some time during their development.

What Percentage of Children Are Estimated to Have Sleep Problems