The Time Series Component That Reflects the Irregular Changes in a Time

question 170

Multiple Choice

The time series component that reflects the irregular changes in a time series that are not caused by any other component,and tends to hide the existence of the other more predictable components,is called:

• A)long-term trend
• B)cyclical variation
• C)seasonal variation
• D)random variation

---

Definitions:

Call Option

A legally binding financial document that provides the acquirer the potential, albeit without the obligation, to invest in a range of assets including equities, debts, or raw materials at a price set in advance, and within an agreed period.

Exercising The Option

The act of buying or selling the underlying asset via the option contract.

Employee Stock Option (ESO)

An option granted to an employee by a company giving the employee the right to buy shares of stock in the company at a fixed price for a fixed time.

European Options

Financial derivatives that give the holder the right, but not the obligation, to buy or sell an underlying asset at a specified price on the expiration date, unlike American options which can be exercised at any time before expiry.