Statistical Techniques in Business and Economics
18th Edition
ISBN: 9781260579611
Author: Douglas Lind; William Marchal; Samuel Wathen
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Question
Chapter 18, Problem 4E
To determine
To explain: The similarities and differences between the seasonal and cyclical patterns of a time series.
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In the theory of time series, earthquakes can be considered as
a.
Seasonal Variation
b.
Cyclical Variation
c.
Irregular Variations
d.
Secular Trend
16. Recurrent upward and downward movements in a time series are called_________________.
a.
Secular Trend
b.
Irregular Variations
c.
Seasonal Variations
d.
Cyclical Variations
40. In the theory of time series, earthquakes can be considered as
a.
Secular Trend
b.
Cyclical Variation
c.
Seasonal Variation
d.
Irregular Variations
Chapter 18 Solutions
Statistical Techniques in Business and Economics
Ch. 18 - Prob. 1ECh. 18 - Prob. 2ECh. 18 - Prob. 3ECh. 18 - Prob. 4ECh. 18 - Prob. 1SRCh. 18 - Prob. 5ECh. 18 - Prob. 6ECh. 18 - Prob. 7ECh. 18 - Prob. 8ECh. 18 - Prob. 2SR
Ch. 18 - Prob. 9ECh. 18 - Prob. 10ECh. 18 - Prob. 11ECh. 18 - Prob. 12ECh. 18 - Prob. 3SRCh. 18 - Prob. 13ECh. 18 - Prob. 14ECh. 18 - Prob. 15ECh. 18 - Prob. 16ECh. 18 - Prob. 17ECh. 18 - Prob. 18ECh. 18 - Prob. 4SRCh. 18 - Prob. 19ECh. 18 - Prob. 20ECh. 18 - Prob. 21ECh. 18 - Prob. 22ECh. 18 - Prob. 23CECh. 18 - Prob. 24CECh. 18 - Prob. 25CECh. 18 - Prob. 26CECh. 18 - Prob. 27CECh. 18 - Prob. 28CECh. 18 - Prob. 29CECh. 18 - Prob. 30CECh. 18 - Prob. 31CECh. 18 - Prob. 32CECh. 18 - Prob. 33CECh. 18 - Prob. 34CECh. 18 - Prob. 35CECh. 18 - Prob. 1PCh. 18 - Prob. 2PCh. 18 - Prob. 3PCh. 18 - Prob. 1.1PTCh. 18 - Prob. 1.2PTCh. 18 - Prob. 1.3PTCh. 18 - Prob. 1.4PTCh. 18 - Prob. 1.5PTCh. 18 - Prob. 1.6PTCh. 18 - Prob. 1.7PTCh. 18 - Prob. 1.8PTCh. 18 - Prob. 1.9PTCh. 18 - Prob. 1.10PTCh. 18 - Prob. 2.1PTCh. 18 - Prob. 2.2PTCh. 18 - Prob. 2.3PT
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- Depreciation Once a new car is driven away from the dealer, it begins to lose value. Each year, a car loses 10% of its value. This means that each year the value of a car is 90% of the previous year’s value. If a new car was purchased for $20,000, the value at the end of the first year would be $20000(0.90) and the value of the car after the end of the second year would be $20000(0.90)2. Complete the table shown below. What will be the value of the car at the end of the eighth year? Simplify the expression, to show the value in dollars.arrow_forwardIn time series, seasonal variations can occur within a period of: A. Three years B. One year O C. Nine years D. Four yearsarrow_forwardA time series that shows a recurring pattern over one year or less is said to follow a a. horizontal pattern. b. stationary pattern. c. seasonal pattern. d. cyclical patternarrow_forward
- Recurrent upward and downward movements in a time series are called_________________. a. Secular Trend b. Irregular Variations c. Cyclical Variations d. Seasonal Variationsarrow_forwardDescribe the following time-series patterns: a. Horizontal Pattern b. Trend Pattern c. Seasonal Pattern d. Cyclical Patternarrow_forwardTrue or false: In a Time-series plot, the vertical axis represents time.arrow_forward
- How are seasonal adjustments made in a time series analysis? Cyclical and Residual adjustments?arrow_forwardRelate cycles, seasonality and trends in time series What is their relevance in such type of forecasting?arrow_forwardWhat characteristics would you expect from a time series that describes the number of vehicles travelling through the road Gotthard tunnel each day from the 1st of January 1985 to the 1st of January 2000? Select one or more: O a. An yearly seasonal component. O b. Trying to do forecasting is pointless. O C. An increasing trend. O d. Some degree of noise. O e. A weekly seasonal component.arrow_forward
- What Is a Trend? how time series variable fluctuates around its trend?arrow_forwardEarthquakes is the example of a ______________ trend in time series. a. Irregular variation b. Regular variation c. None d. Cyclical variationarrow_forward49- The increase or decrease in the movements of a time series is called ______________. a. Secular trend. b. Erratic Trend c. None d. Seasonal Trendarrow_forward
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