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A research team conducted a study showing that approximately 26% of all businessmen who wear ties...

A research team conducted a study showing that approximately 26% of all businessmen who wear ties wear them too tightly.

Parts (a)-(c) refer to a board meeting that includes 11 businessmen who are wearing ties. Find the following probabilities? (Round your answers to three decimal places.)
(a) no tie is too tight

(b) one tie is too tight

(c) At most two ties are too tight



(d) Now for a larger conference including 55 businessmen wearing ties, find the mean for the number of attendees who have a tie that is too tight. (Round your answer to 2 decimal places.)

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Answer #1

no 11 Pl tie is too tight) = P(T) = p = 26% = 0.26 q = 74% = 0.74 x= out of 11 no. of ties which are too tight X + follows Bi

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