A fair coin is tossed 1000 times. Use the Central Limit Theorem
to approximate the probability...
A fair coin is tossed 1000 times. Use the Central Limit Theorem
to approximate the probability that between 470 and 530 heads are
obtained. How does this compare to Chebyshev’s bound?
If a fair coin is tossed 25 times, the probability distribution
for the number of heads, X, is given below. Find the mean and the
standard deviation of the probability distribution using Excel
Enter the mean and round the standard deviation to two decimal
places.
x P(x)
0 0
1 0
2 0
3 0.0001
4 0.0004
5 0.0016
6 0.0053
7 0.0143
8 0.0322
9 0.0609
10 0.0974
11 0.1328
12 0.155
13 0.155
14 0.1328
15 0.0974
16 ...
A fair coin is tossed 100 times. What is the probability of
observing at least 55 heads P(x≥55)? (Approximate the binomial
distribution with a normal distribution
A coin is tossed 279 times. Use either a Normal or Poisson
approximation to approximate the probability that there are at most
43 heads. Show that the approximation is applicable and use the
Padé approximation to determine the result.
DO NOT USE!!!! TI-83, TI-84, TI-89 NOR Excel commands for the
Binomial distribution to determine the result.
8. A fair coin is tossed 60 times. Find the probability that the
head appears between 22 and 40 times by using
a. binomial distribution,
b. approximation of Binomial distribution by normal
distribution. Discuss why b. is better in practice.
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A fair coin is tossed 7 times. Compute the probability of
tossing 7 tails in a row.
1128
Enter your response as a reduced fraction.
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A CEO of Awesome Coolers owns 4 pairs of pants, 13
shirts, 8 ties and 3 jackets. How many different outfits can he
wear to the office if he must wear one of each item?
The CEO has different outfits....
A fair coin is tossed two times, and the events A and B are
defined as shown below. Complete parts a through d.
A: {At most one tail is observed}
B: {The number of tails observed is even}
a. Identify the sample points in the events A, B, AunionB,
Upper A Superscript c, and AintersectB.
Identify the sample points in the event A. Choose the correct
answer below.
A. A:{TT comma HH}
B. A:{TT}
C. A:{HH comma HT comma TH}...
A fair coin will be tossed three times.
(a) Indicating a head by H and a tail by T write down the
outcome space.
(b) What is the probability that on the first toss the outcome
with a tail?
(c) What is the probability of obtaining exactly two heads from
the three coin tosses?
(d) What is the probability that the first toss gives a tail and
exactly two heads are obtained from the three coin tosses? Are the
outcomes...
Use the Central Limit Theorem to calculate the following
probability. Assume that the distribution of the population data is
normally distributed. A person with “normal” blood pressure has a
diastolic measurement of 75 mmHg, and a standard deviation of 4.5
mmHg.
i) What is the probability that a person with “normal” blood
pressure will get a diastolic result of over 80 mmHg, indicating
the possibility of pre-hypertension?
ii) If a patient takes their blood pressure every day for 10
days,...
A coin will be tossed 7 times. Find the probability that there
will be exactly 2 heads among the first 4 tosses, and exactly 2
heads among the last 3 tosses. (Include 2 digits after the decimal
point.)