Analysts Should Never Rely on Their Hunches in Analytics

question 2

True/False

Analysts should never rely on their hunches in analytics.

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Definitions:

Covariance

A measure that indicates the extent to which two variables change together, showing if increases in one variable correspond to increases or decreases in another.

Degrees Of Freedom

The number of values in the calculation of a statistic that are free to vary, often related to the sample size.

Pearson Correlation

A measure of the linear correlation between two variables, giving a value between -1 and 1 inclusive, where 1 is total positive linear correlation, 0 is no linear correlation, and -1 is total negative linear correlation.

Negative Number

A real number that is less than zero, indicating a lack of something or a decrease in a given value.