NARRBEGIN: Number of Fish Tanks
Number of Fish Tanks
the

question 12

Essay

NARRBEGIN: Number of Fish Tanks
Number of Fish Tanks
The following data give the number of fish tanks owned for a population of 4 families. $\begin{array} { | l | c c c c | } \hline \text { Family } & \text { A } & \text { B } & \text { C } & \text { D } \\\hline \text { Number af Fish Tanks Owned } & 2 & 1 & 4 & 3 \\\hline\end{array}$ NARREND
-{Number of Fish Tanks Narrative} List all possible samples of 2 families that can be selected without replacement from this population, and compute the sample mean $\bar { X }$ for each sample.

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Definitions:

Expected Rate

The anticipated return or yield on an investment, often based on historical data, current market conditions, and forecasts.

T-bill

Short-term government securities that mature in a year or less, offering investors a safe and liquid means of investment.

Capital Allocation Line

A line on a graph that represents the risk-return trade-off of investments, showing the rates of return for efficient portfolios depending on the risk-free rate and the market risk.

Standard Deviation

A statistical measure of the dispersion or variability of a set of data points from their mean, used in finance to gauge the volatility of investment returns.