subject
Social Studies, 15.04.2020 02:32 hudaalkhatib27

An experimental researcher selects students who had low scores on a math pre-test and high scores on a math post-test to participate in a study examining the influence of a new math curriculum in an elementary school grade. What potential threat to validity exists in the experiment?

ansver
Answers: 2

Another question on Social Studies

question
Social Studies, 22.06.2019 04:30
To what kinds of messages might the brain respond to keep you balanced on one foot?
Answers: 1
question
Social Studies, 22.06.2019 16:00
What is affirmative action as a social program intended to accomplish? do you think it has been successful? what are some specific examples that you can offer to support your answer? this is for my multicultural studies class i need asap !
Answers: 1
question
Social Studies, 22.06.2019 20:30
Describe two reasons that cities developed along rivers during the industrial revolution. for full credit, your response must be at least 2 complete sentences.
Answers: 3
question
Social Studies, 23.06.2019 04:10
How does sociology account for the cause of drug and alcohol addiction?
Answers: 1
You know the right answer?
An experimental researcher selects students who had low scores on a math pre-test and high scores on...
Questions