Jim Blonde and the evil Professor Malhomme are in a car chase. Blonde has a 24-km lead and travels 148 km/h. Malhomme is going 156 km/h. Fill in the table to determine when and where Malhomme will catch up to Blonde.

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.