Question 1 After surveying 100 parents, researchers concluded that 90 percent of babies can walk by the age of 10 months. Why is this an inappropriate conclusion?
A The researchers should have conducted an experiment.
B The cerebellum is completely developed by ten months.
C) A case study would have yielded more reliable data.
D) At 10 months, ninety percent of toddlers have not reached the developmental milestones to walk.
E) At 10 months, seventy percent of toddlers can walk.