Is a category of statistical techniques that uses historical data to predict future behavior?

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Terms in this set (23)

A ________ is a gradual, long-term, up-or-down movement of demand.

Trend

A ________ is an up-and-down repetitive movement that repeats itself over a time span of more than 1 year.

Seasonal pattern

________ methods are the most common type of forecasting method for the long-term strategic planning process.

Qualitative

________ is a category of statistical techniques that uses historical data to predict future behavior.

Time series

________ use management judgment, expertise, and opinion to make forecasts.

Qualitative methods

The ________ is a procedure for developing a consensus forecast about what will occur in the future.

Delphi method

________ has become increasingly crucial to compete in the modern international business environment.

Technological forecasting

Inconsistent swiggley line

None of the above

Consistent swiggley line

Trend plus seasonal

One swiggley line

Trend plus irregular

________ moving averages react more slowly to recent demand changes than do ________ moving averages.

Longer-period, shorter-period

________ are good for stable demand with no pronounced behavioral patterns.

Moving averages

________ methods assume that what has occurred in the past will continue to occur in the future.

Time series

In exponential smoothing, the closer alpha is to ________, the greater the reaction to the most recent demand.

1

In adjusted exponential smoothing, the closer beta is to ________, the stronger a trend is reflected.

1

________ is a linear regression model relating demand to time.

Linear trend

Which of the following possible values of alpha would cause exponential smoothing to respond the most slowly to sudden changes in forecast errors?

.01

________ is the difference between the forecast and actual demand.

Forecast error

________ is absolute error as a percentage of demand.

MAPD

________ indicates a forecast is biased high.

Large - E

________ is a measure of the strength of the relationship between independent variable(s) and a dependent variable.

Correlation

________ is the percentage of the variation in the dependent variable that results from the independent variable.

Coefficient of determination

Coefficient of determination is the percentage of the variation in the ________ variable that results from the ________ variable.

Dependent, independent

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Are statistical techniques that use historical demand data to predict future demand?

-time series methods: statistical techniques that use historical demand data to predict future demand.

What method below is the most common type of forecasting method for long term strategic planning process?

The most common type of forecasting method for long-term strategic planning is based on quantitative modeling.

Is an up and down repetitive movement within a trend occurring periodically?

A seasonal pattern is an up-and-down, repetitive movement within a trend occurring periodically . A seasonal pattern is an oscillating movement in demand that occurs periodically (in the short run) and is repetitive. Seasonality is often weather related.

What is the demand average that reacts strongly to recent changes?

Exponential smoothing is an averaging method for forecasting that reacts more strongly to recent changes in demand. A linear regression model that relates demand to time is known as a linear trend line.