How many U.S. states will have a 1.0 or greater effective reproduction number (Rt) for COVID-19 as of 31 December 2020?

Started Oct 09, 2020 05:00PM UTC
Closed Dec 31, 2020 08:01AM UTC

The Rt is "the average number of people who become infected by an infectious person" (Rt.live). The outcome will be determined by the latest Rt COVID-19 data for states with an Rt estimate of 1.0 or greater as of 31 December 2020 at https://rt.live. As of 8 October 2020, 38 states were at or above a 1.0 estimate. For the purposes of this question, the District of Columbia is considered a state.

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NOTE 22 December 2020: Data depicted on the main chart at rt.live as of approximately 5:00PM ET on 31 December 2020 will be used to determine the outcome of this question. 


The question closed "Between 31 and 36" with a closing date of 31 December 2020.

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Possible Answer Correct? Final Crowd Forecast
24 or fewer 27%
Between 25 and 30 36%
Between 31 and 36 37%
Between 37 and 42 0%
43 or more 0%

Crowd Forecast Profile

Participation Level
Number of Forecasters 104
Average for questions older than 6 months: 206
Number of Forecasts 739
Average for questions older than 6 months: 586
Accuracy
Participants in this question vs. all forecasters better than average

Most Accurate

Relative Brier Score

1.
-0.351594
2.
-0.332487
3.
-0.278373
4.
-0.253674
5.
-0.23151

Recent Consensus, Probability Over Time

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