Avatto>>DATA SCIENTIST>>SHORT QUESTIONS>>Data Scientist Tricky Interview Questions
Like zero, it is impossible to calculate Geometric Mean with negative numbers. However, there are several work-around for this problem, all of which require that the negative values be converted or transformed to a meaningful positive equivalent value.
A. Median is the 50th percentile which is equal to 5th decile, each decile denotes 10 percentile
A. A series can have more than one value for mode. Example – 2,3,4,5,5,5,4,4,6,7,7 Here both 5 and 4 are mode