Asurvey related to professor effectiveness was administrated to students who chose the professor as the chair of their doctoral committee the results of the survey showed 100% effectiveness. another survey was administered to all students taking courses under the professor. the results of this survey showed 70% effectiveness. this is a classic example of an error in which phase of inferential statistics

we'll this would mean that the dunk tank and the bounce house are the same for 20 hours because the 2 represents that the two activities, and the 20 represents the amount of hours they both are. so with this said, it means that the answer is c. the costs for a dunk tank and bounce house are the same for 20 hours.

c.the costs for a dunk tank and bounce house are the same for 20 hours.

hope this .

im pretty sure it would be 5 am, hope that , and give brainliest and guys if this is right then press the button and give 5 stars