Which of the Following Is Not Acceptable in the SI $\mathrm { N } \cdot \mathrm { cm } / \mathrm { s }$

question 2

Multiple Choice

Which of the following is not acceptable in the SI system of units?

• A) \(\mathrm { N } \cdot \mathrm { cm } / \mathrm { s }\)
• B) \(\mathrm { kg } / \mathrm { L }\)
• C) \(\mathrm { m } / \mathrm { ns }\)
• D) \(\mathrm { J } / \mathrm { m } ^ { 2 }\)

Apply the correct chi-square values for interval estimation of variance.

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.