Q6
Quiz by Dmitry Kislitsyn
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- Q1
A company has a monthly time series that regularly shows sales being higher in the summer months. This is an example of which component?
Seasonal
Cyclical
Trend
Random
30s - Q2
A time-series plot that exhibits a general increase in value from the early periods to the latest time periods:
has a trend component present in the data
most likely is exhibiting a cyclical component
will probably start to decline in a few periods
has a seasonal component present in the data
30s - Q3
Which of the following is true about index numbers? Index numbers are:
used to measure the trend components
used to measure the seasonal component
used to measure the cyclical component
used to make a relative comparison of different time periods
30s - Q4
Stock analyst observes that over the past 50 years there have been periods of high market prices followed by periods of lower prices but over time prices have moved upwards. Given these statements, stock prices most likely exhibit the following components:
Cycle and season
Only cycle
Trend and cycle
Only trend
30s - Q5
While virtually all time-series exhibit a ... component, not all time-series exhibit other components
Seasonal
Cyclical
Random
Trend
30s - Q6
Assume that the year 2000 is used as the index base period and that sales were 12 million in the year 2000. If sales were 18 million in the year 2006, the simple index number for the year 2006 is:
0,666
150
1.5
6 million
30s - Q7
Which index is more likely to be used by policymakers to adjust wages and pensions for inflation?
Paashe index
Laspeyres index
Fisher index
None of the above
30s - Q8
The sales data for the company measured in the week following an increased ad campaign would be considered:
cross-sectional data
time-series data
panel data
experimental data
30s - Q9
... data is a set of data values observed at successive points in time
Time-series
Cross-sectional
Panel
Experimental
30s - Q10
General Electric Corporation tracks employee turnover annually. It currently has a data set that contains turnover for the past 20 years. What type of data does it have?
Time-series data
Cross-sectional data
Nominal data
Ordinal data
30s