Statistics
Margin of Error - Statistics
Learn the margin of error with examples, step-by-step guide, and calculator tools. Range of uncertainty in estimate
The margin of error is a fundamental concept in statistics. Range of uncertainty in estimate. This page provides a comprehensive guide with worked examples and practical applications.
The Formula
\[ME = z^* \times \frac{s}{\sqrt{n}}\]
Variables
ME
Margin of error
z*
Critical z-value
s
Standard deviation
n
Sample size
Step-by-Step Guide
- 1
Step 1: Gather your data values
- 2
Step 2: Apply the formula
- 3
Step 3: Perform the calculations
- 4
Step 4: Interpret the result
Examples
Example 1
Example 1: [] → ME = 1.96 × (10 / √100) = 1.96
Example 2
Example 2: 1.96
Frequently Asked Questions
What is the margin of error?
Range of uncertainty in estimate
How do I calculate margin of error?
Use the formula: ME = z^* \times \frac{s}{\sqrt{n}}. Follow the steps provided above.
What tools can help with margin of error?
We provide online calculators: statistics-calculator