Identify 4 key resources that you have used to support your study

An education expert is researching teaching methods and wishes to interview teachers from a particular school district. she randomly selects ten schools from the district and interviews all of the teachers at the selected schools. which type of sample did she use in this study? a)systematic sample b)probability sample c)stratified sample d)cluster sample

Name two things dr. king did to make america aware of the discrimination of african americans

What do supreme court decisions based on the first amendment usually involve?