Number of Fish Tanks

question 18

Essay

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.

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Definitions:

Fixed Size

Describes a data structure or container whose size cannot change after its creation, limiting the addition or removal of elements.

ArrayList Object

An object of a resizable array implementation class in programming, allowing for dynamic arrays that can grow as needed.

RemoveObject Method

Not a specific method; however, in many programming languages, methods exist to remove objects from a collection or data structure.

ArrayList Class

A resizable array implementation of the List interface in Java, providing methods to manipulate the size of the array that holds the elements.