Number of Fish Tanks
the Following Data Give the Number

question 128

Essay

Number of Fish Tanks
The following data give the number of fish tanks owned for a population of 4 families.
$$\begin{array} { | l | c c c c | } \hline \text { Family } & \text { A } & \text { B } & \text { C } & \text { D } \\\hline \text { Number af Fish Tanks Owned } & 2 & 1 & 4 & 3 \\\hline\end{array}$$
-{Number of Fish Tanks Narrative} Find the sampling distribution of $\bar { X }$ ,and use it to calculate the mean and the standard deviation of $\bar { X }$ .

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