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CFA Level I > Quantitative Methods > Flashcards

Quantitative Methods Flashcards

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CFA flashcards
1
Q

What is up-move factor?

A

One plus the percentage increase when variable goes up.

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2
Q

What is down-move factor?

A

One divided by the move-up factor.

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3
Q

Why stratified random sampling is used?

A

It is used to preserve characteristics of an underlying data set.

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4
Q

How standard deviation can be calculated?

A
  1. Compute Expected Value by calculating weighted average.
  2. Compute Variance by summing weight*gap between the value and weighted average squared.
  3. Compute square root of variance.
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5
Q

What is down grade risk?

A

Risk of getting credit rate down graded.

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6
Q

What is default risk?

A

Risk of the other party failing to make contractually promised payment.

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7
Q

What is shortfall risk?

A

Risk of portfolio value falling below some minimum level at a future date.

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8
Q

What is Type I error?

A

Error of rejecting null hypothesis when it is true. (擬陽性）

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9
Q

What is Type II error?

A

Error of not rejecting null hypothesis when it is false. （偽陰性）

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10
Q

What is significance level?

A

Probability of Type I error.

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11
Q

What is confidence level?

A

One minus significant level.

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12
Q

What is the Power of Test?

A

One minus Type II error.

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13
Q

What are the odds?

A

Probability that the event occurs divided by the probability that the event does not occur.

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14
Q

Dividing covariance between returns of two assets by the individual standard deviations of returns of two assets yields…

A

Correlation coefficient.

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15
Q

What is the sampling error?

A

The difference between a sample statistics and the corresponding population parameter.

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16
Q

How to compute equivalent annual rate of continuously compounded rate?

A

Press 1+continuously compounded late and LN button of BA II.

17
Q

What is standard error of the sample mean？

A

Standard deviation of sample mean.

18
Q

How standard deviation of sample mean can be estimated ?

A

Divide population mean by Root n.

19
Q

Classify real personal income, unemployment rate, building permits to coincident, lagging and leading indicator.

A

Coincident indicator- personal income, lagging- unemployment and leading - building permits.

20
Q

Name some of the lags concerning fiscal policy.

A

Recognition lag, action lag, and impact lag.

21
Q

Name characteristics of different market types.

A

Differentiated products for monopolistic competition, interdependence for oligopoly, horizontal demand curve for perfect competition.

22
Q

What is the Fisher effect?

A

nominal interest rate equals the sum of real interest rate and expected inflation rate.

23
Q

How the land is reported in USGAAP?

A

By historical cost.

CFA Level I (10 decks)

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