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Author Question: Thirty-six of the staff of 80 teachers at a local intermediate school are certified in ... (Read 59 times)

bio_gurl

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Thirty-six of the staff of 80 teachers at a local intermediate school are certified in Cardio-Pulmonary Resuscitation (CPR). In 180 days of school, about how many days can we expect that the teacher on bus duty will likely be certified in CPR?
 
  A) 81 days B) 45 days C) 5 days D) 65 days

Question 2

To evaluate two categorical variables at the same time, a ________ could be developed.
 
  Fill in the blank(s) with correct word



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medine

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Answer to Question 1

A

Answer to Question 2

contingency or cross-classification table or side-by-side bar chart




bio_gurl

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Reply 2 on: Jun 24, 2018
YES! Correct, THANKS for helping me on my review


dawsa925

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Reply 3 on: Yesterday
Great answer, keep it coming :)

 

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