A Researcher Conducted an Experiment in Which He Compared Two

question 6

Multiple Choice

A researcher conducted an experiment in which he compared two methods of teaching. If there were 10 people in Group 1 and 12 in Group 2, and a two-tailed t-test for two independent groups at alpha 0.05 was conducted, what t-value was needed to reject H₀?

• A) 2.093
• B) 2.086
• C) 2.080
• D) 2.074
• E) None of these is correct.

---

Definitions:

Expanding Plant

The process of increasing the size or capacity of a manufacturing or production facility.

Product Price

The financial outlay necessary to acquire a certain item or service.

Competitive Firm

A business that operates in a market where it has multiple competitors, and no single firm can influence the market price of goods or services.

Short Run

A time period in economics where at least one input is fixed, restricting the ability to adjust production levels fully.