Assignment:
Q1. What is an unpaired t-test?
Q2. Identify the two hypotheses involved in an unpaired t-test.
Q3. What is the “independence” requirement? Give a concrete example.
Q4. How is an unpaired t-test similar to and different from an ordinary t-test for just one sample?
Q5. When is each standard error appropriate? (Answer both in words and using a formula.)
Q6. What new assumption is needed for the unpaired t-test to be valid for small samples? What can you do if this assumption is grossly violated?
Your answer must be typed, double-spaced, Times New Roman font (size 12), one-inch margins on all sides, APA format and also include references.