For 300 trading days, the daily closing price of a stock (in $) is well...
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Finance
For 300 trading days, the daily closing price of a stock (in $) is well modeled by a Normal model with mean
$197.12
and standard deviation
$7.11.
According to this model, what is the probability that on a randomly selected day in this period the stock price closed as follows.
a) above
$211.34?
b) below
$204.23?
c) between
$182.90
and
$211.34?
d) Which would be more unusual, a day on which the stock price closed above
$208
or below
$190?
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