A Researcher Conducted a Study of the Access Speed of 45

question 9

Multiple Choice

A researcher conducted a study of the access speed of 45 hard drives and concluded that his maximum error of estimate was 24. If he were to conduct a second study to reduce
The maximum error of estimate to 6, about how many hard drives should he include in his
New sample?

• A) 720
• B) 90
• C) 45
• D) 180

---

Definitions:

Ecological Constraints Hypothesis

The theory suggesting that the distribution and dynamics of animal populations are limited by environmental and ecological factors.

Seychelles Warblers

A small bird species indigenous to the Seychelles Islands known for its interesting mating systems and conservation success story.

Helping Behavior

Acts performed by an individual that are intended to benefit another individual or individuals, often at a cost or risk to the helper.

Cooperative Breeding

A reproductive system where more than two individuals contribute to the care of the offspring, enhancing survival rates in some species.