. In s study done by the Ohio Department of Job and FamilyServices, it was determined 38 (out of 62) poor children whoattended preschool needed social services later in life compared to49 (out of 61) poor children who did not attend preschool. A. Doesthis study provide significant evidence that preschool reduces theneed for social services later in life? Do a complete andappropriate hypothesis test using ? = .01. B. Construct a 98%confidence interval estimate of the difference in the proportion ofpoor children who attended preschool and poor children who did notattend preschool who needed social services later in life.Interpret the practical meaning of the resulting interval estimate,in the context of the problem, in plain English.
