Blog

Quantitative Equity Design (QED) is a quantitative equity fund manager. QED forecasts monthly alphas for stocks in its 3,000 stock universe. The number of independent forecasts made on a monthly basis is 25. If the model employed by QED has an information coefficient of 0.15, the information ratio for QED is closest to:

Which of the following is the fourth statistical moment of the distribution and measures how much of the distribution is present in its tails?

Suppose an analyst is valuing two markets. Market A is a developed market, and Market B is an emerging market. The investor’s time horizon is five years. The other pertinent facts are:   Measure Value Sharpe ratio of the global portfolio 0.29 Standard deviation of the global portfolio 8% Risk-free rate of return 4.5% Degree of market integration for Market A 80% Degree of market integration for Market B 65% Standard deviation for Market A 18% Standard deviation for Market B 26% Correlation of Market A with global portfolio .87   Correlation of Market B with global portfolio .63   Estimated illiquidity premium for A 0   Estimated illiquidity premium for B 2.4   Referring to Table: What is the expected co variance between the markets? 

The covariance between the return on a project and the market return is 0.64. The market returns have a standard deviation of 0.9. What is the project’s beta?

The most important primary barrier in the exam room is the wall behind the:

Of the following radiographic procedures, which is/are considered nonessential?A chest x-ray automatically scheduled on admission to the hospitalA lumbar spine x-ray as part of a pre-employment physicalA whole-body CT screening

When performing a mobile radiographic exam, if the protection factors of distance and shielding are equal, theradiographer should stand at a ______ to the patient.

When is it appropriate for the technologist to place any part of their body in the primary beam?

In an examination room, the secondary barrier should overlap the primary barrier by:

Types of secondary radiation barriers include:the control boothlead apronsthe x-ray tube housing