Why Is It Necessary to Study a Sample of Individuals

question 142

Multiple Choice

Why is it necessary to study a sample of individuals that is representative of a larger population?

• A) ​because a sample gives better statistical strength than a population, and this allows a research to "confirm" any hypothesis (s)he has made
• B) ​because there are ethical restrictions against gathering data from a population, but not a sample.
• C) ​because a population will include too many people who would be unwilling to answer questions honestly.
• D) ​because it would be impractical, perhaps even impossible, to attempt to gather data from an entire population of individuals.

Examine the effects of misinformation on memory accuracy.

Understand experimental contributions to the study of memory, including famous case studies.

Describe memory phenomena such as flashbulb memories, constructive processing, and the misinformation effect.

Identify strategies for improving memory recall, including the benefits of distributed practice over massed practice.

---

Definitions:

Christmas Trees

In the oil and gas industry, an assembly of valves, spools, and fittings used to control the flow from a well.

Storage Cost

Represents the expenses involved in storing inventory or materials, including warehousing, labor, and material handling costs.

Ordering Cost

The expenses associated with placing an order for additional inventory, including administrative costs and the cost of obtaining goods.

Purchase Price

The amount of money paid to buy a good or service.