Managers Often Break Activities into Four Groups for Value Chain

question 40

Multiple Choice

Managers often break activities into four groups for value chain analysis. Which of the following is not an activity category among those four groups?

• A) Unnecessary activities that cannot be eliminated
• B) Necessary activities that could be changed to improve the process
• C) Necessary activities that cannot be improved upon at this time
• D) Unnecessary activities that can be eliminated quickly

---

Definitions:

Bell-Shaped

Describes the symmetric shape of a distribution that is highest in the middle and tapers off towards both ends, characteristic of a normal distribution.

Tchebysheff's Theorem

A statistical rule stating that for any set of data, regardless of distribution, a certain percentage of values will fall within a specific number of standard deviations from the mean.

Tchebysheff's Theorem

A statistical theorem stating that for any set of data, the proportion of results that lie within a certain number of standard deviations from the mean is at least 1-1/k^2, for k>1.

Z Score

A Z score, or standard score, is the number of standard deviations an observation is from the mean, used in statistics to compare observations from different datasets.