Question: A professor wanted to see if a study session before an exam will help improve performance on the test. Students are allowed to choose if

A professor wanted to see if a study session before an exam will help improve performance on the test. Students are allowed to choose if they want to come to the optional session. The professor will then compare the grades of students who went to the session to students who didn't. Explain how/why confounding can be an issue here

Step by Step Solution

There are 3 Steps involved in it

1 Expert Approved Answer

Step: 1 Unlock blur-text-image

Question Has Been Solved by an Expert!

Get step-by-step solutions from verified subject matter experts

Step: 2 Unlock

Step: 3 Unlock

Students Have Also Explored These Related Mathematics Questions!

From the attached article: 1) Introduction - Describe the case. What happened? When did that happen? Who got involved? 2) Identify the link between the case and global market changes?...

Providing Quality School-Based Learning and Support Services 239 Chapter 6 Language and literacy support Your core task The core task of almost all TAs is to support students language and literacy...

Thoughts on what an outstanding HR manager would do to prevent this problem from happening in the first place and what intervention they should use at this point in these situations to improve and...

Rev.Confirming Pages C H A P T E R 7 Planning, Composing, and Revising Chapter Outline The Ways Good Writers Write Activities in the Composing Process Using Your Time Effectively Brainstorming,...

The Industrial\\Organizational Program Handbook Florida Tech 2013-2014 Rev: 7/31/13 Welcome to the Industrial/Organizational Psychology program at Florida Tech! We are glad you have chosen Florida...

Please read the questions Question: Please give an examples of deficit model thinking that you see in chapter 4. Be sure to give specifics and explain how these are examples of deficit model thinking...

Please read the questions Question: 1. ) Share a time when you witnessed or experienced deficit model thinking in the classroom AND/OR share an example of a time when you witnessed or experienced an...

Please read the questions Question: Think of an asset or strength-based approaches in chapter 4. Again, be specific and explain how these are examples of asset/strength-based thinking explain why? 4...

Please read the question Question: On pages 5 and 6 the authors write, "Narrative provides not only meaning but also a mental framework for imbuing future experiences and information with meaning, in...

Calculate the economical and financial break-even points. Calculate the break-even points based on this P&L statement. No Content 1 Gross Revenue 2 Sale deduction 3 4 5 Sale allowances Sales...

A horizontal tube having a diameter of 30 cm is maintained at a constant temperature of 204oC and exposed to helium at 3 atm and 93oC. Calculate the heat lost from the tube for a tube length of 10.4...

Evaluate at the given values of the independent variable, the answer seems to be 1 3 but i dont know how to get there

Vista Company manufactures electronic equipment. It currently purchases from an outside supplier the special switches used in each of its products. The supplier charges Vista $2 per switch. Vista's...

Roll a die. Let A be the event that the outcome on the die is an even number. Let B be the event that the outcome on the die is 4 or smaller. Let C be the event that the outcome on the die is 3 or...

A holiday flight from New York to Indianapolis has a probability of 0.75 each time it flies (independently) of taking less than 4 hours. a. What is the probability that at least one of 3 flights...

How are the balance sheet and income statement affected by fair value accounting?

McCabe Oil, Inc. has an account titled Oil and Gas Properties. McCabe paid $ 6,200,000 for oil reserves holding an estimated 500,000 barrels of oil. Assume the company paid $ 510,000 for additional...

Determine if the overhead allocated to the product relates to a single plantwide overhead rate method, multiple production department factory overhead rate method, or activity-based costing...

2. How does the treatment for PKU illustrate the interaction of genes and environment in child development?

1. When many people think of ID, they think about a child with Down syndrome. To what extent do children with Down syndrome reflect all children with IDs?

5. What might be the benefits and drawbacks of academic inclusion on a typically developing child?