On Thu, 15 May 2014 10:03:03 AM chantel777 wrote:
Dear Chantel,
The problem:
A perplexed student decides to post her/his (note non-sexist usage)
homework to the R help list on a Friday evening. On Monday morning,
she finds that she/he has received five different answers. Realizing that
The question:
A computer store sells iPods. If at the end of the day they have 0 or 1 unit
of stock, they order enough new units so that their total number of units on
hand is 5. New merchandise arrives before the store opens the next day.
Demand each day is random with the following distribution
(1) This list is *NOT* for helping people with homework.
(2) Your code is kludgy, inefficient, and apparently wrong.
(3) Think about what is going to happen in your very first call to
sample() --- it will be:
sample(6,1,prob=P[path[5],])
(Note that replace=TRUE is unnecessary and
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