The average monthly production of a factory for the first 8 months is 2,500 units, and for the next 4 months the production was 1,200 units. The average monthly production of the year will be________?

Use of Statistics in planning is ________?

A sampling distribution is the probability distribution for which one of the following________?

________is based on all observations of data?

The collection of numerical facts is called________?

The standard deviation is always ________ than mean deviation?