Times for a surgical procedure are normally distributed. There are two methods. Method A has a mean of 21 minutes and a standard devlation of5 minutes, while method B has a mean of 25 minutes and a standard devlation of 2.5 minutes. (a) Which procedure Is preferred if the procedure must be completed within 23 minutes? O Method A O Method B O Either Method (b) Which procedure Is preferred if the procedure must be completed within 32.0 minutes? O Method A O Method B O Either Method (c) Which procedure is preferred ifthe procedure mus be completed Within 29 mnutes O Method A O Metnod B O Either Method

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Times for a surgical procedure are normally distributed. There are two methods. Method A has a mean of 21 minutes and a standard
devlation of 5 minutes, while method B has a mean of 25 minutes and a standard devlation of 2.5 minutes.
(a) Which procedure Is preferred if the procedure must be completed within 23 minutes?
O Method A
O Method B
O Either Method
(b) Which procedure Is preferred If the procedure must be completed within 32.0 minutes?
O Method A
O Method B
O Either Method
(c) Which procedure is preferred if the procedure mus ba completec WEntn 29 mnutes
O Method A
O Metnod B
O Either Method
Transcribed Image Text:Times for a surgical procedure are normally distributed. There are two methods. Method A has a mean of 21 minutes and a standard devlation of 5 minutes, while method B has a mean of 25 minutes and a standard devlation of 2.5 minutes. (a) Which procedure Is preferred if the procedure must be completed within 23 minutes? O Method A O Method B O Either Method (b) Which procedure Is preferred If the procedure must be completed within 32.0 minutes? O Method A O Method B O Either Method (c) Which procedure is preferred if the procedure mus ba completec WEntn 29 mnutes O Method A O Metnod B O Either Method
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