Police in Exeter say Sophia was severely beaten earlier this month. Detectives have ruled her death a homicide but have not made any arrests.
Police say Sophia's mother and her boyfriend are considered persons of interest.
Sophia's father who lives in Livingston arranged Tuesday's services.
A private funeral service will be held Tuesday at 11 a.m. in Atwater.
There will be a public graveside service at 1 p.m. at the Winton Cemetery.