Mean = Sample Variance= Sample Standard deviation =
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
Related questions
Question
![The grades for 9 students on the most recent exam are given in the data table below. **Round your answers to 2 decimal places as needed.**
| 42 | 45 | 46 | 69 | 75 |
|----|----|----|----|----|
| 75 | 80 | 85 | 99 | |
- **Mean =** [ ]
- **Sample Variance =** [ ]
- **Sample Standard Deviation =** [ ]
If you don't have a calculator, [MathIsFun](https://www.mathsisfun.com/data/standard-deviation-calculator.html) provides a nice online calculator. Make sure to select that this is a "sample".](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F699994d7-16e4-474d-b91b-175e045f5d68%2F1d0feb68-7ff0-440d-bb9f-660aab314736%2Fgor8ki9_processed.png&w=3840&q=75)
Transcribed Image Text:The grades for 9 students on the most recent exam are given in the data table below. **Round your answers to 2 decimal places as needed.**
| 42 | 45 | 46 | 69 | 75 |
|----|----|----|----|----|
| 75 | 80 | 85 | 99 | |
- **Mean =** [ ]
- **Sample Variance =** [ ]
- **Sample Standard Deviation =** [ ]
If you don't have a calculator, [MathIsFun](https://www.mathsisfun.com/data/standard-deviation-calculator.html) provides a nice online calculator. Make sure to select that this is a "sample".
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