The ages (in years) of a random sample of shoppers at a gaming store are shown. Determine the range, mean, variance, and standard deviation of the sample data set.

MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
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Chapter1: Starting With Matlab
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**Sample Statistics Calculation**

The ages (in years) of a random sample of shoppers at a gaming store are shown. Determine the range, mean, variance, and standard deviation of the sample data set.

**Sample Data Set:**
   12, 21, 23, 15, 20, 18, 21, 16, 15, 16

---

**Determining the Range:**

The range is calculated as the difference between the maximum and minimum values in a data set.

- Maximum value: 23
- Minimum value: 12

\[
\text{Range} = 23 - 12
\]

**Result:**
The range is \( 9 \).

(Simplify your answer.)

---

Further calculations (mean, variance, and standard deviation) would typically follow to provide a complete statistical analysis of the sample data set. However, only the range is determined in this excerpt.
Transcribed Image Text:**Sample Statistics Calculation** The ages (in years) of a random sample of shoppers at a gaming store are shown. Determine the range, mean, variance, and standard deviation of the sample data set. **Sample Data Set:** 12, 21, 23, 15, 20, 18, 21, 16, 15, 16 --- **Determining the Range:** The range is calculated as the difference between the maximum and minimum values in a data set. - Maximum value: 23 - Minimum value: 12 \[ \text{Range} = 23 - 12 \] **Result:** The range is \( 9 \). (Simplify your answer.) --- Further calculations (mean, variance, and standard deviation) would typically follow to provide a complete statistical analysis of the sample data set. However, only the range is determined in this excerpt.
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