1.

	Scored as "depressed" on short form
		Yes	No
Aware of diabetes diagnosis	Yes	40	30
No	20	10

Using the above table, calculate the joint probability of a patient being aware of his diabetes diagnosis and being depressed.

Please giveanswer to 2 decimal places, e.g., 0.50.

2. A study finds that women participating in a childbirth preparation course have an average age of 28 years with a standard deviation of 2.94. The ages range from 22 to 34 years and follow a normal distribution. What is the z-score for women 32 years and younger?

Please give answer to 2decimal places,e.g.,2.25.

3. A study finds that women participating in a childbirth preparation course have an average age of 28 years with a standard deviation of 2.94. The ages range from 22 to 34 years and follow a normal distribution. What percentage ofwomen are32 years and younger?

Please give answer to 2decimal places,e.g.,2.25.

4. There were 20 students in a class. All students had one opportunity to complete a PFT. Sixteen of the students completed the PFT. What is the marginal probability of the student completing the PFT?

Please give answer to 2decimal places, e.g., 0.50.