Which of the statements below are true based on the chart below?

Select as many as apply.

Example of random biological variation

Example of post analytical variation

Each individual has a different homeostatic set point

Homeostatic set points of individuals is the between-subject variation

Analytical variation contributes to slight day-to-day changes in assay values

Preanalytic conditions do not effect assay variation

\begin{tabular}{|l|l|l|l|l|} \hline Sodium & \multicolumn{1}{l}{ Day 1 } & \multicolumn{1}{l}{ Day 2 } & \multicolumn{1}{l}{ Day 3 } & \multicolumn{1}{l}{ Day 4 } \\ \hline Individual 1 & 137 & 139 & 136 & 138 \\ \hline Individual 2 & 144 & 146 & 145 & 144 \\ \hline Individual 3 & 141 & 143 & 142 & 140 \\ \hline Individual 4 & 139 & 138 & 141 & 140 \\ \hline \end{tabular}