Which country holds the world's largest oil reserves? select the best answer from the choices provided. iran iraq saudi arabia kuwait

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

Popular culture mainly encompasses the realm of

Astudent receives a pell grant based on the_.a.satb.nasac.fafsad.act