Statistics Homework

1. McNemar Test- Determine whether participants with low self esteem before a series of counseling sessions decreased after counseling.

2. Fishers exact test- in a study including 20 patients, 9 women and 11 men, the success of a treatment is recorded (1 = successful, 0 =no success). Is there a difference between the success rate in men and women?

3. Chi-Square one-sample test- this test could be used to determine if a bag of marbles contains equal portions of colors. Ex: blue, red, yellow, green (equal number of each)

4. Kolmogorov-Smirnov Test-

5. The sign test or median test- 15 patients with memory loss are tested on the percentage of memory loss. Is therapy an effective method compared with the expected median memory loss over the same period of time of 20%?

6. Mann-Whitney Test-Is an off brand laundry detergent as effective as a name brnad detergent?