03-01 · Technical assistance provided that the staff-to-child ratio, as established in Section 402.305(4), F.S., is based on primary responsibility for the direct supervision of children and applies at all times while children are in care. In groups of mixed age ranges, where children under one year of age are included, one child care personnel must be responsible for no more than four children of any age group, at all times. In groups of mixed age ranges, where children one year of age but under two years of age are included, one child care personnel must be responsible for no more than six children of any age group, at all times