What does simpsons paradox mean to you

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Reference no: EM133790487 , Length: word count:200

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Question 1. A family member can go to one of two local hospitals for heart surgery. Checking the history for the past year, you find that each of the two hospitals has performed cardiac surgery on 1000 patients. In hospital A 710 patients survived (71%). In hospital B 540 (54%) survived. Based on the numbers presented, which hospital do you think is superior in cardiac surgery?

Question 2. Now, let's look at the data categorized by patient condition:

Looking at the data broken down in this way, which hospital do you think is superior in cardiac surgery?

Patient Entering Condition	Hospital A	Hospital B	Survivors from A (# and percent)	Survivors from B (# and percent)
Fair	700	100	600 or 86%	90 or 90%
Serious	200	200	100 or 50%	150 or 75%
Critical	100	700	10 or 10%	300 or 43%
Total	1000	1000	710 or 71%	540 or 54%

Question 3. What was done differently with the data of the hospitals that changed the conclusion?

Question 4. In your own words, what does Simpson's Paradox mean to you?

Question 5. What would you do if different statistical approaches lead to conflicting conclusions?

Details:

Word Count: 150 words Main post and One reply to classmate in 50 words

Citation Style:APA

References: Minimum of 2-3 scholarly sources

Reference no: EM133790487

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