Number of Fish Tanks
The following data give the number of fish tanks owned for a population of 4 families. 
-{Number of Fish Tanks Narrative} A sample of size 2 is drawn at random from the population.Use the formulas 
and 
to calculate the mean and the standard deviation of the sampling distribution of the sample means.
Definitions:
Human Relations
The professional study and practice of improving interpersonal relationships, particularly in a workplace setting.
Achievement-Oriented
A characteristic or approach that focuses on achieving high-level performance and meeting challenging goals.
Behavioural Theories
Psychological frameworks that explain and predict human behavior by focusing on observable actions and the environment's effects on them.
Leaders Do
The actions and behaviors of individuals in positions of leadership, including guiding, influencing, and directing others towards achieving collective goals.
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