Machine Learning, Data Engineering, Algorithms, Predictive Modeling, Predictive Analytics.
Up to 4°C (could be both + or -) At timestep t (current timestep), we start with an estimate of 68°C (You may ask why 68°C ? this will be answered shortly). Now we observe that the value is 75°C. Now we estimate for timestep t + 1 using the previous estimate (68°C) and the error in the estimate.