24 comments
192 forecasters
Drake's Equation 4th parameter f_l: On what fraction of habitable planets does any form of life emerge?
Current estimate
8.83×10⁻⁴%
Authors:
Opened:Aug 22, 2018
Closes:Sep 7, 2118
Scheduled resolution:Sep 7, 2118
Spot Scoring Time:Aug 24, 2018
Drake's Equation 2nd parameter f_p: What fraction of stars form planets?
0.874%
(0.682 - 0.957)
0.874%
(0.682 - 0.957)
175 forecasters
Drake's Equation 5th Parameter f_i: On what fraction of habitable planets with life does intelligence evolve?
3.62×10⁻⁴%
(1.11×10⁻⁸ - 0.0581)
3.62×10⁻⁴%
(1.11×10⁻⁸ - 0.0581)
164 forecasters
Drake's Equation 3rd parameter n_e: What is the average number of habitable planets per star?
0.0526 planets/star
(0.00755 - 0.344)
0.0526 planets/star
(0.00755 - 0.344)
176 forecasters