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Basic Question 3 of 11
The theory suggesting that prices and returns eventually move back towards the average is called:
B. Covariance stationary.
C. Mean reversion.
D. Zero error autocorrelation.
A. Auto-regression.
B. Covariance stationary.
C. Mean reversion.
D. Zero error autocorrelation.
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I was very pleased with your notes and question bank. I especially like the mock exams because it helped to pull everything together.
Martin Rockenfeldt
Learning Outcome Statements
describe the structure of an autoregressive (AR) model of order p and calculate one- and two-period-ahead forecasts given the estimated coefficients;
explain how autocorrelations of the residuals can be used to test whether the autoregressive model fits the time series;
explain mean reversion and calculate a mean-reverting level;
contrast in-sample and out-of-sample forecasts and compare the forecasting accuracy of different time-series models based on the root mean squared error criterion;
CFA® 2025 Level II Curriculum, Volume 1, Module 5.