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February 20, 2009
It is E370 Time!!!
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Announcements
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Today’s Goals: You should be able to
T
define a Bernoulli and a Binomial random variable.
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explain the importance of the Binomial’s characteristics.
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use Excel to calculate Binomial probabilities.
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evaluate changes in graphs of Binomials as parameters change.
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evaluate expected values.
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calculate minimum number of trials for a “symmetric” Binomial.
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Next Time~~Continuous RVs
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Announcements
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Students who took the exam in WH120 and had the white exam: Your exams
were scored with the wrong answer key.
They are being rescored right
now.
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The posted Blue Exam Answer Key did contain two typos.
It has been fixed
and reposted.
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Today I will not be in my office until 4:15.
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Beginning this Friday and continuing through March 13, my Friday office
hours will begin at 10:30 and continue until 12:00 noon.
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A New Linear Combination . . .
Sunshine Cereals Inc boxes its “Raisin Flakes” product in two steps.
The first step puts
flakes in a box; the second adds raisins to each box of flakes.
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 Winter '09
 STAFF
 Economics

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