Iq scores, reported in whole numbers, of research scientists are an example of which type of data?

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

Which beliefs and principles in the declaration of independence and the us constitution create a national identity

The internet enables people to make better economic decisions because they can do which of the following