What Is the Next Number in the Series

question 121

Short Answer

What is the next number in the series?
129   116   103   90   77   __?__

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Definitions:

Standard Deviation

A metric for evaluating the degree of spread or deviation in a collection of data points.

Bimodal

A frequency distribution having two different values that are most commonly observed or two peaks.

Variability

Refers to the extent to which data points in a statistical distribution or dataset differ from the average or mean value.

Range

The difference between the highest and lowest values in a dataset, indicating the dataset's spread.