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Author Question: Of 146 patients selected at random from a clinic, 35 were found to have high blood pressure. ... (Read 25 times)

krzymel

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on: Jul 25, 2018
Of 146 patients selected at random from a clinic, 35 were found to have high blood pressure. Construct a 95 confidence interval for the percentage of all patients at this clinic that have high blood pressure.
 
  A) 15.7 to 32.2 B) 17.0 to 30.9 C) 14.9 to 33.1 D) 18.1 to 29.8

Question 2

In a sample of 1367 patients who underwent a certain type of surgery, 190 experienced complications.
 
  Find the margin of error for the 99 confidence interval used to estimate the percentage of all patients undergoing this surgery who experience complications. Give your answer as a percentage.
  A) 2.41 B) 1.50 C) 0.936 D) 2.65


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alexisweber49

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Reply #1 on: Jul 25, 2018
Answer to Question 1

B

Answer to Question 2

A


krzymel

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Reply 2 on: Jul 25, 2018
Gracias!

jojobee318

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Reply 3 on: Yesterday
YES! Correct, THANKS for helping me on my review

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