Miguel needs to use an electric hot plate to heat a beaker of water. as he starts to plug the hot plate into the socket, he notices that the cord is frayed.

what would be the best thing for miguel to do?

Using mr smith and his id, identify two potential internal validity threats that might affect the a—b design. tell me how that threat might impact conclusions in the a—b design. note #1: you cannot use maturation (since i already did that one for note #2: there are some mr smith id threats that won’t have much impact in a single case design.

How are the three economic questions answered in a traditional economic system

What environmental challenges does asia currently face (choose all that are right)a. wastelands created by mining b. too little rainfall for crops to grow c. hydroelectric dams harming the fish industry d. industrial activity harming the environment