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##### Approximately 65% of all marketing personnel are extroverts, whereas about 55% of all computer progr

label Mathematics
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Approximately 65% of all marketing personnel are extroverts, whereas about 55% of all computer programmers are introverts. (Round your answers to three decimal places.)

(a) At a meeting of 15 marketing personnel, what is the probability that 10 or more are extroverts?
Apr 3rd, 2015

Q1) : -

Approximately 73% of all marketing personnel are extroverts,
about 69% of all computer programmers are introverts.

(a) At a meeting of 15 marketing personnel, what is the probability that 10 or more are extroverts?

Ans :_  1- binomcdf(15,0.73,9) = 0.804

Apr 3rd, 2015

Sorry the first one is miscalculated. This is the answer    :)

Q1) : -

Approximately 65% of all marketing personnel are extroverts,
about 55% of all computer programmers are introverts.

(a) At a meeting of 15 marketing personnel, what is the probability that 10 or more are extroverts?

Ans :_  1- binomcdf(15,0.65,9) = 0.809

Apr 3rd, 2015

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Apr 3rd, 2015
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Apr 3rd, 2015
Sep 19th, 2017
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