The Chi-Square, Represented by X², Is Expressed by Which of the Following

question 10

Multiple Choice

The chi-square, represented by x², is expressed by which of the following:

• A) \(X^{2}=\sum \frac{\left(f_{0}-f_{e}\right)^{2}}{f_{0}}\)
• B) \(X^{2}=\sum \frac{\left(f_{0}-f_{e}\right)}{f_{e}}\)
• C) \(X^{2}=\sum \frac{\left(f_{0}-f_{e}\right)^{2}}{f_{e}}\)
• D) \(X^{2}=\sum \frac{\left(f_{0}-f_{e}\right)}{f_{0}}\)

---

Definitions:

Opportunity Cost

The cost of forgoing the next best alternative when making a decision, representing the benefits you could have received by taking an alternative action.

Movieplex

A modern movie theater complex featuring multiple screens within a single venue, allowing for the screening of various films simultaneously.

Coupon

A voucher or code that entitles the holder to a discount off a particular product or service, or a certificate of interest payment on a bond.

Marginal Cost

The expense associated with manufacturing or providing an additional unit of an item or service.