Langston, Research Methods, Sample Exam 1

These items were selected from exams used in previous semesters.  Study first, use the sample exam as a check on comprehension.  Some material not on this exam may be covered on the actual exam.

Answer the following.  Do not write more than you can fit.  Do not write on the back of the page.  Explain your answers as appropriate.

1.  Why might I argue that the idea of a paradigm undermines the notion of scientific objectivity?

2.  Here is my hypothesis:

H:  If you skip class, then you will fail.

For each statement below, tell me if it’s based on valid logic.  Also, what kind of logic is being used?  (4 points each)
a.  I came to class, so I should pass.

b.  I failed, so I mustn’t have come to class.  

3.  My hypothesis is:  If a parent spanks a child then the child will be well-behaved.  I’ve conducted four tests of the hypothesis.  For each, write supported, not supported, or unaffected, based on your assessment.  (10 points)
a.  I have parents spank their children and the children are well-behaved.

b.  I gather some well-behaved children and find that their parents don’t spank them.

c.  I make parents not spank their children and the children are not well-behaved.

d.  I get some children who aren’t well-behaved and find that their parents don’t spank them.

4.  I want to know if people’s vision is affected by stress.  I make two students come to the front of the room and have the class insult them until they cry.  Then I give them a vision test.  I have the class copy down the results of their tests.  (4 points each)
List two ethical violations in my experiment.  How could I fix them (and still do the experiment)?
1)  Problem:


2)  Problem:


5.  What kind of numbers would each of the following designs produce?  (3 points each)
a.  I record your order of arrival to class to see if early arrivers get better grades.

b.  I ask people if they live on campus (I assign these a 1), off campus but in Murfreesboro (I assign these a 2), or off campus somewhere else (I assign these a 3).

c.  I measure people’s daily calorie intake to see if people who consume more calories get better grades.

d.  I have people complete a Likert scale measuring their attitude towards research methods.

6.  Here’s a hypothesis:  (14 points)

H:  If a person has an eating disorder, then that person is repressing a memory of childhood sexual abuse.

Evaluate my hypothesis in terms of the ideal hypothesis.

Research Methods Sample Exam 1
Will Langston

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