The Mean of the Comparison Distribution for the Null Hypothesis

question 61

Multiple Choice

The mean of the comparison distribution for the null hypothesis of an independent-samples t test is:

• A) always 0.
• B) sometimes 0.
• C) always 1.
• D) sometimes 1.

---

Definitions:

Severe Blizzard

A violent snowstorm characterized by strong winds, low temperatures, and low visibility lasting for a prolonged period.

Competition

An ecological interaction where different species or individuals within the same species vie for the same resources in an ecosystem.

Environmental Degradation

The deterioration of the environment through the depletion of resources, the destruction of ecosystems, and the extinction of wildlife.

Population Growth

The increase in the number of individuals in a population, often measured as the change in population size over time.