Reasons behind the pain What are the be changes seen in the development ur opinion​

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

Use your map on page 347 to find europe (hint: there is a smaller map on the bottom of that page that shows you specifics! ) name three countries in europe. *

One way in which the european union encourages trade among countries is through the use of