Answer:
a. goodness of fit.
Explanation:
Goodness-of-fit: In statistics, the term "goodness-of-fit" is defined as a test which is considered as a "statistical hypothesis test" to see or examine the extent to which a specific sample data fits into distribution from a given population in the presence of a normal distribution. It is responsible for establishing the inconsistency between the values that can be expected in a particular model and the observed value related to a normal distribution case
In the question above, the given statement represents the "goodness-of-fit".