The standard error of sample mean 
is large when the observations in the population are spread out (large 
),but that the standard error can be reduced by taking a smaller sample.
Definitions:
Characters
In computing, characters refer to letters, numbers, and symbols that can be input, displayed, or manipulated.
Work Area
A designated space, either physical or digital, where tasks and activities related to work are performed.
Database Requirements
Specifications that outline the architecture, functionalities, and data types needed in a database to support specific applications and operations.
View
In computing, a particular way of displaying or organizing graphical information on a screen; in general, the ability to see something or an opinion.
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