Roger believes he has extrasensory perception (esp). he predicts that he will be able to correctly guess heads or tails at least 85 times out of 100 coin flips. because this is a testable prediction, it is a(n)

It is a hypothesis.

A hypothesis is an educated guess (prediction) about the outcome of an experiment or event. Also known as the 'I knew it all along' phenomenon.

1. government controls industry through policy

2.government is both a consumer and a producer

4. government can use policy t influence economy

i did this!

this null effect is caused by a weak manipulation and ineffective internal validity. in a scientific study, as the one dr. morimoto is trying to perfom, internal validity refers to the confidence placed in the cause-effect relationship and to how well an experiment is done and able to eliminate confounding variables.