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Giorgio Spedicato
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Set $\lambda=1/70$. The exponential survival function is $\exp(-\lambda x)$, so set $\exp(-x/70)=1-0.8=0.2$, by goal seeker you get $112,5$ minutesseconds.

Set $\lambda=1/70$. The exponential survival function is $\exp(-\lambda x)$, so set $\exp(-x/70)=1-0.8=0.2$, by goal seeker you get $112,5$ minutes.

Set $\lambda=1/70$. The exponential survival function is $\exp(-\lambda x)$, so set $\exp(-x/70)=1-0.8=0.2$, by goal seeker you get $112,5$ seconds.

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QuantIbex
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set lambda=1/70, ExponentialSet $\lambda=1/70$. The exponential survival function is exp(-lamdax), so set exp(-1/70x)=1-0.8=0.2$\exp(-\lambda x)$, so set $\exp(-x/70)=1-0.8=0.2$, by goal seeker you get 112,5$112,5$ minutes.

set lambda=1/70, Exponential survival function is exp(-lamdax), so set exp(-1/70x)=1-0.8=0.2, by goal seeker you get 112,5 minutes.

Set $\lambda=1/70$. The exponential survival function is $\exp(-\lambda x)$, so set $\exp(-x/70)=1-0.8=0.2$, by goal seeker you get $112,5$ minutes.

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Giorgio Spedicato
  • 3.7k
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  • 33
  • 44

set lambda=1/70, Exponential survival function is exp(-lamdax), so set exp(-1/70x)=1-0.8=0.2, by goal seeker you get 112,5 minutes.