The Amount of Snowfall in Feet in a Remote Region

question 59

Multiple Choice

The amount of snowfall in feet in a remote region of Alaska in the month of January is a continuous random variable with probability density function ​ ​
Find the amount of snowfall one can expect in any given month of January in Alaska.
​

• A) 4.5 ft
• B) 2.5 ft
• C) 9.5 ft
• D) 0.5 ft
• E) 7.5 ft

---

Definitions:

Hypotheses

Proposed explanations or predictions that are based on limited evidence as a starting point for further investigation.

Level of Significance

The probability threshold under which a null hypothesis is rejected in hypothesis testing, often denoted by alpha.

Null Hypothesis

A statement positing that there is no significant difference or effect, serving as the default assumption in hypothesis testing.

Population Variance

A measure of the spread or dispersion within a dataset, representing the average of squared deviations from the mean.