Eight percent (8%) of all college graduates hired by companies stay with the same company for more than five years.

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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Eight percent (8%) of all college graduates hired by companies stay with the same
company for more than five years.
(i) What is the probability, rounded to four decimal places, that in a random sample
of 15 such college graduates hired recently by companies, exactly 2 would stay
with the same company for more than five years?
(ii) What is the probability, rounded to four decimal places, that in a random sample
of 15 such college graduates hired recently by companies, more than 3 would
stay with the same company for more than five years?
(iii) If 24 college graduates were hired by companies, how many are expected to
stay with the same company for more than five years.
(iv) Describe the shape of this distribution. Justify your answer using the relevant
statistics.
Transcribed Image Text:Eight percent (8%) of all college graduates hired by companies stay with the same company for more than five years. (i) What is the probability, rounded to four decimal places, that in a random sample of 15 such college graduates hired recently by companies, exactly 2 would stay with the same company for more than five years? (ii) What is the probability, rounded to four decimal places, that in a random sample of 15 such college graduates hired recently by companies, more than 3 would stay with the same company for more than five years? (iii) If 24 college graduates were hired by companies, how many are expected to stay with the same company for more than five years. (iv) Describe the shape of this distribution. Justify your answer using the relevant statistics.
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Follow-up Question
Historical data indicates that WI Airlines receives an average of 1.9 complaints per
day.
(i) What is the probability, rounded to four decimal places, that on a given day, WI
Airlines will receive exactly 0 complaints?
(ii) What is the probability, rounded to four decimal places, that on a given day, WI
Airlines would receive at least 6 complaints?
Transcribed Image Text:Historical data indicates that WI Airlines receives an average of 1.9 complaints per day. (i) What is the probability, rounded to four decimal places, that on a given day, WI Airlines will receive exactly 0 complaints? (ii) What is the probability, rounded to four decimal places, that on a given day, WI Airlines would receive at least 6 complaints?
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