Once the Threshold Potential Is Reached

question 42

Multiple Choice

Once the threshold potential is reached,

• A)Na+ channels close.
• B)an action potential is inevitable.
• C)K+ channels open.
• D)the interior of the cell becomes negative with respect to the outside.

Calculate the center of gravity for different scenarios to minimize transportation costs.

Analyze and compare fixed and variable costs for different facility locations.

Use locational cost-volume analysis to identify the low-cost choice among alternatives.

Apply mathematical methods to compare and select the best site based on given parameters.

---

Definitions:

Nominal Data

Data classified into categories that cannot be ordered in any meaningful way.

Chi-squared Goodness-of-fit

A statistical test to determine if sample data fits a population with a specific distribution, comparing observed values to expected values.

Contingency Table

A type of table used in statistics to summarize the relationship between several categorical variables.

Nominal Variable

A type of variable used in statistics that represents categories without any natural order or rank.