Math Problem Statement
For the data below, which represents a sample with n = 8, answer the questions. Round to 4 decimal places where possible.
x 27.7 10.9 18.9 18 11.7 27.2 10.3 4.8 Find the standard deviation
Solution
Ask a new question for Free
By Image
Drop file here or Click Here to upload
Math Problem Analysis
Mathematical Concepts
Statistics
Data Analysis
Formulas
Mean formula: x̄ = Σx / n
Variance formula: σ² = Σ(xi - x̄)² / (n-1)
Standard deviation formula: σ = √(variance)
Theorems
Central Limit Theorem (indirectly related to understanding sample vs. population variance)
Suitable Grade Level
Grades 10-12
Related Recommendation
Calculate Sample Standard Deviation for Data Set 7, 8, 9, 10, 11, 12, 13, 14, 155
How to Calculate the Sample Standard Deviation for Data Set [18, 16, 28, 25, 11]
How to Calculate Variance and Standard Deviation of a Sample Data Set
Calculate the Standard Deviation of the Data Set [12, 19, 23, 15, 20, 16, 22, 16, 13, 19]
Calculate Sample Standard Deviation and Variance for {29.6, 22.7, 3.7, 22.8, 7.3, 20, 9}