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Free CFA-Level-I Exam Braindumps (page: 124)

Page 124 of 991
PDF with 3963 Questions

In hypotheses testing, what is the level of significance?

  1. Symbolized by the Greek letter "alpha"
  2. All of these answers are true
  3. Selected before a decision rule can be formulated
  4. Value between 0 and 1
  5. Risk of rejecting the null hypothesis when it is true

Answer(s): B

Explanation:

All the above a correct descriptions of the level of significance.



A random variable can take on four values: 12, 36, 78, 111, each with probability 0.25. The standard deviation of the random variable equals ________.

  1. 152.4
  2. 49.3
  3. 1,451
  4. 38.1

Answer(s): D

Explanation:

Since all the observations occur with equal probability, the mean of the observations is (12 + 36 + 78 + 111) *0.25 = 59.25. The variance is then given by 0.25*( [12-59.25]^2 + [36-59.25]^2 + [78-59.25]^2 + [111-59.25]^2) = 1451. The standard deviation is equal to sqrt(1451) = 38.1.



If you deposit $10,000 into an account paying 6% per year, compounded semiannually, how much do you have in the account in 8 years?

  1. $15,938.48
  2. $16,047.06
  3. $12,667.70
  4. $14,800.00
  5. $25,403.52

Answer(s): B

Explanation:

On the BAII Plus, press 16 N, 6 divide 2 = I/Y, 10000 PV, 0 PMT, CPT FV. On the HP12C, press 16 n, 6 ENTER 2 divide i, 10000 PV, 0 PMT, FV. Note that the answer will be displayed as a negative number. Make sure the BAII Plus has the value of P/Y set to 1.



A cumulative frequency distribution on days absent during a calendar year by employees of a manufacturing company is shown below.
Days Absent Cumulative Number of Employees
0 - 260
3 - 531
6 - 814
9 - 116
12 - 142
How many employees were absent more than five days?

  1. 14
  2. 8
  3. None of these answers
  4. 22
  5. 31

Answer(s): A

Explanation:

The cumulative number for class 6-8 will give us the number of people absent more than five days; 14.



Page 124 of 991



Post your Comments and Discuss Test Prep CFA-Level-I exam with other Community members:

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