Using the information in 7.60, find 93% CI and also 98.3% CI for the population proportion of meaningful interactions that were led by children. be neat and show all work. 7.60 Interactions in a children's museum. Refer to the Early Childhood Education Journal (Mar. 2014) study of interactions in a children's museum, Exercise 2.19 (p. 69). (Interactions by visitors to the museum included showand-tell, learning, teaching, refocusing, participatory play, advocating, and disciplining interactions.) Recall that the researchers observed a sample of 170 meaningful interactions, of which 81 were led by children and 89 were led by adult caregivers..