1. Multiple Choice The figure below shows the daily number of COVID-19 cases reported to the Robert Koch Institute (RKI) (gray line) as well as the 7-day case counts (each divided by 7) also reported by the RKI as a black line. 30000 Neue Fälle -7-Tage-Fallzahlen (/7) 20000 10000 0 Feb. 20 Apr. 20 Jun. 20 Aug. 20 Okt. 20 Dez. 20 Feb.21 Source: RKI; Own calculation. New Cases (Neue Fälle) and 7-day case counts (7-Tage-Fallzahlen) Which statement is not true about the time series shown. a) The time series New Cases has a weekday effect that is not evident in the time series 7-Day Case Numbers. b) The calculation of 7-day case counts is the application of a moving average over the New Cases.. c) The black line was calculated using the HP filter. d) The black line does not result from the calculation of weekly growth rates. …...
1. Multiple Choice The figure below shows the daily number of COVID-19 cases reported to the Robert Koch Institute (RKI) (gray line) as well as the 7-day case counts (each divided by 7) also reported by the RKI as a black line. 30000 Neue Fälle -7-Tage-Fallzahlen (/7) 20000 10000 0 Feb. 20 Apr. 20 Jun. 20 Aug. 20 Okt. 20 Dez. 20 Feb.21 Source: RKI; Own calculation. New Cases (Neue Fälle) and 7-day case counts (7-Tage-Fallzahlen) Which statement is not true about the time series shown. a) The time series New Cases has a weekday effect that is not evident in the time series 7-Day Case Numbers. b) The calculation of 7-day case counts is the application of a moving average over the New Cases.. c) The black line was calculated using the HP filter. d) The black line does not result from the calculation of weekly growth rates. …...
Chapter1: Making Economics Decisions
Section: Chapter Questions
Problem 1QTC
Related questions
Question
Transcribed Image Text:1. Multiple Choice
The figure below shows the daily number of COVID-19 cases reported to the Robert
Koch Institute (RKI) (gray line) as well as the 7-day case counts (each divided by 7)
also reported by the RKI as a black line.
30000
Neue Fälle
-7-Tage-Fallzahlen (/7)
20000
10000
0
Feb. 20 Apr. 20 Jun. 20 Aug. 20 Okt. 20 Dez. 20 Feb.21
Source: RKI; Own calculation. New Cases (Neue Fälle) and 7-day case counts
(7-Tage-Fallzahlen)
Which statement is not true about the time series shown.
a) The time series New Cases has a weekday effect that is not evident in the time
series 7-Day Case Numbers.
b) The calculation of 7-day case counts is the application of a moving average
over the New Cases..
c) The black line was calculated using the HP filter.
d) The black line does not result from the calculation of weekly growth rates. …...
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