A Random Variable X Is Best Described by a Continuous

question 67

Multiple Choice

A random variable X is best described by a continuous uniform distribution from 20 to 45 inclusive. The standard deviation of this distribution is approximately:

• A)52.1.
• B)32.5.
• C)6.85.
• D)7.22.

---

Definitions:

Estimate

An approximation or educated guess based on partial information or data.

Data

Information collected for reference or analysis, often numeric, but can be in various forms.

Outliers

Observations in a dataset that lie an abnormal distance from other values, often indicating variability or error.

Labeled Points

Data points that are assigned a label or category as part of a dataset, often used in machine learning and data analysis.