Find the Inverse of the Matrix (If It Exists) $\left[ \begin{array} { c c c } 4 & 0 & 0 \\6 & 0 & 0 \\5 & 11 & 11\end{array} \right]$

question 236

Multiple Choice

Find the inverse of the matrix (if it exists) . $\left[ \begin{array} { c c c } 4 & 0 & 0 \\6 & 0 & 0 \\5 & 11 & 11\end{array} \right]$

• A) \(\left[ \begin{array} { c c c }
• - 4 & 0 & 0 \\
• - 6 & 0 & 0 \\
• 5 & 4 & 11
• \end{array} \right]\)
• B) \(\left[ \begin{array} { c c c }
• - 4 & 0 & 0 \\
• - 6 & 0 & 0 \\
• - 5 & - 4 & - 11
• \end{array} \right]\)
• C) \(\left[ \begin{array} { c c c }
• 4 & 0 & 0 \\
• 6 & 0 & 0 \\
• 5 & 4 & 11
• \end{array} \right]\)
• D) \(\left[ \begin{array} { c c c }
• - 4 & 0 & 0 \\
• - 6 & 0 & 0 \\
• - 5 & 4 & 11
• \end{array} \right]\)
• E)Does not exist

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Definitions:

Error Score

The difference between the observed score and the true score.

True Score

The true score in measurement theory is the actual score that perfectly reflects the corresponding attribute or quantity without any measurement error.

Observed Score

The actual score or value obtained from measuring or testing an individual's performance or trait.

Error Impact

Refers to the effect that inaccuracies in data or calculations can have on the results of a study or analysis.