The bottleneck mechanism occurs when the first stimulus is being processed, any other stimuli cannot be processed. The processing of the second stimulus is postponed which slows down reaction time. Neurons that take in information send this information to specific neural networks in different locations.
Sometimes the more telling statistic is the median, instead of the average â but in the age of average, it might take some effort to embrace the more accurate number.
This is further evidence that the median is the correct choice for this data as using the mean, even when the data is clean, would lead to erroneous overestimates. Conclusion. The bad news is that Excel canât calculate medians in a pivot table. The good news is that with a simple formula and the labels produced by the pivot table it is possible to calculate the median for different cross tabulations.