Evaluate the Radical Expression If It Is a Real Number $$- \sqrt [ 3 ] { 125 }$$

question 45

Multiple Choice

Evaluate the radical expression if it is a real number. Use a calculator to approximate irrational numbers to the nearest
hundredth. If the expression is not a real number, so state.
- $$- \sqrt [ 3 ] { 125 }$$

• A)-5
• B)25
• C)5
• D)not a real number

Formulate null hypotheses for testing variance and standard deviation claims.

Identify the appropriate distribution (chi-square, F-distribution) for various statistical tests involving variances.

Understand the concept of degrees of freedom in the context of variance and standard deviation estimates.

Apply the correct interpretation of p-values in various testing scenarios involving variance.

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