Question

For 300 trading days, the daily closing price of a stock (in $) is well modeled by a Normal model with mean $196.61 and standard deviation $7.18. 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 $203.79?

b) below $210.97?

c) between $182.25 and $210.97?

d) Which would be more unusual, a day on which the stock price closed above $208 or below $190?

Answer #1

For 300 trading days, the daily closing price of a stock (in
$) is well modeled by a Normal model with mean $195.89 and
standard deviation $7.18. 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 $210.25? b) below
$203.07? c) between $181.53 and $210.25? d) Which would be
more unusual, a day on which the stock price closed above $208 or
below $180?

For 300 trading days, the daily closing price of a stock (in
$) is well modeled by a Normal model with mean $195.36 and
standard deviation $7.12. 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 $202.48?
b) below $209.60?
c) between $181.12 and $209.60?
d) Which would be more unusual, a day on which the stock price
closed above $206 or below $180?

For 300 trading days, the daily closing price of a stock (in
$) is well modeled by a Normal model with mean $196.41196.41 and
standard deviation $7.197.19. 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 $203.60203.60?
b) below $210.79210.79?
c) between $182.03182.03 and $210.79210.79?
d) Which would be more unusual, a day on which the stock price
closed above $208208 or below...

For 300 trading days, the daily closing price of a stock (in
$) is well modeled by a Normal model with a mean of $195.54 and a
standard deviation of $7.14. 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 $209.82
b) below $202.68?
c) between $181.26 and $209.82?

For 300 trading days, the daily closing price of a stock (in
$) is well modeled by a Normal model with mean $197.54 and
standard deviation $7.14 . According to this model, what cutoff
value of price would separate the a) lowest 17 % of the days?
b) highest 0.07 %? c) middle 57 %? d) highest 50 %?

Stock prices. For the 300 trading days from January 11, 2012 to
March 22, 2013, the daily closing price of IBM stock (in $) is well
modeled by a Normal model with mean $197.92 and standard deviation
$7.16. According to this model, what is the probability that on a
randomly selected day in this period the stock price closed
a) above $205.08?
b) below $212.24?
c) between $183.60 and $205.08?
d) Which would be more unusual, a day on which...

For 300 trading days, the daily closing price of a stock (in
$) is well modeled by a Normal model with mean $196.91196.91 and
standard deviation $7.14. According to this model, what cutoff
value of price would separate the
a) lowest 12% of the days?
b) highest 0.24%?
c) middle 89%?
d) highest 50%?
a) Select the correct answer below and fill in the answer
box(es) within your choice.
The cutoff points are _____and _____.
(Use ascending order. Round...

The closing stock price of Ahmadi, Inc. for a
sample of 10 trading days is shown below.
(5
points)
Day
Stock Price:
1
84
2
87
3
84
4
88
5
85
6
90
7
91
8
83
9
82
10
86
For the above sample, compute the Standard
Deviation and explain it’s meaning in the context
of the data sample.

Suppose that over a certain period, the percent change in the
daily adjusted close of the S&P500 can be approximately modeled
as a normal random variable with mean 0.04% and standard deviation
0.92%.
a) What is the probability that on a randomly selected day the
change is between -1.3% and +1.7%?
b) On how many of 100 randomly selected days in this period
would a change above +2.0% would be expected?
c) What is the 85th percentile of this variable?

7. On April 3, 2017 the closing price of ABC stock was
$102. After trading closed the company announced news that was
perceived by the market to be good. On April 4, the stock opened at
$126. During the day, the market decides that the news was bad and
the stock actually goes down to $95. When the stock was trading at
$97 an investor who owned the stock sold a call on the stock that
will expire in 13...

ADVERTISEMENT

Get Answers For Free

Most questions answered within 1 hours.

ADVERTISEMENT

asked 8 minutes ago

asked 33 minutes ago

asked 34 minutes ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 1 hour ago

asked 2 hours ago

asked 2 hours ago