Author Question: What is the appropriate chi-square test to assess if the distribution of swelling status is the same ... (Read 99 times)

luvbio

  • Hero Member
  • *****
  • Posts: 623
What is the appropriate chi-square test to assess if the distribution of swelling status is the same for the two treatment populations?
  1.Test for homogeneity
  2.Test for independence
  3.Test for goodness of fit

Question 2

Minitab output to determine statistical independence between gender and leisure activity is shown below. What is the value for X2 ?
  Chi-Square Test: Male, Female
  Expected counts are printed below observed counts
  Chi-Square contributions are printed below expected counts
   Male Female Total
   1. 5 10 15
   9.00 6.00
   1.778 2.667
   2. 22 8 30
   18.00 12.00
   0.889 1.333
   3. 19 6 25
   15.00 10.00
   1.067 1.600
   4. 14 16 30
   18.00 12.00
   0.889 1.333
  Total 60 40 100
  Chi-Sq = ________, DF = 3, P-Value = 0.009
  1.100
  2.12.5
  3.11.56
  4.4



Zack0mack0101@yahoo.com

  • Sr. Member
  • ****
  • Posts: 341
Answer to Question 1

1

Answer to Question 2

3



Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
 

Did you know?

Many medications that are used to treat infertility are injected subcutaneously. This is easy to do using the anterior abdomen as the site of injection but avoiding the area directly around the belly button.

Did you know?

Aspirin may benefit 11 different cancers, including those of the colon, pancreas, lungs, prostate, breasts, and leukemia.

Did you know?

Although not all of the following muscle groups are commonly used, intramuscular injections may be given into the abdominals, biceps, calves, deltoids, gluteals, laterals, pectorals, quadriceps, trapezoids, and triceps.

Did you know?

When blood is deoxygenated and flowing back to the heart through the veins, it is dark reddish-blue in color. Blood in the arteries that is oxygenated and flowing out to the body is bright red. Whereas arterial blood comes out in spurts, venous blood flows.

Did you know?

About one in five American adults and teenagers have had a genital herpes infection—and most of them don't know it. People with genital herpes have at least twice the risk of becoming infected with HIV if exposed to it than those people who do not have genital herpes.

For a complete list of videos, visit our video library