Exam 5: Time Series Analysis and Index Numbers: Part A

If a value is missing in a time series we can do one of the following

An index number is used:

A pattern in a times-series model that occurs over a duration of more than a year is called a ___________ variation

The index number for the price of a good in 2002 was 142 and in 2003, it was 148.5, on a base year of 1994. What is the percent increase in price of gasoline from 2002 to 2003

A simple aggregate price index:

__________ variable is a factor that is not itself under study but affects the measurement of the study variables or the examination of their relationships.

The Laspeyres price index:

________was developed to measure changes in the cost of living in order to determine the wage increases necessary to maintain a constant standard of living.

Which of the following is not a component of the multiplicative time series model?

The weighing factor, used in the exponential smoothing method, is always a number between ______

In a time series analysis it is often important to analyze seasonal variations

____________ measure of living costs based on changes in retail prices

The ratio-moving-average procedure can be used to deseasonalize data

Paasche index was developed by ______economist Hermann Paasche for measuring current price or quantity levels relative to those of a selected base period

The distinctive feature of the ______ index is that it uses a group of commodities purchased in the base period as the basis for comparison

Which two components are smoothed out by the moving average

The time series component that indicates a steady increase or decrease over time is known as a ____________

The Laspeyres and Paasche index are examples of:

Which one of the following is not a component of the multiplicative time series model?

The ratio of a new price to the base year price is called the: