Statistics Calculator

Calculate mean, median, mode, standard deviation, quartiles, and more.

6 numbers detected

Count (n)

6

Sum

108

Mean (avg)

18

Median

15.5

Mode

4, 8, 15, 16, 23, 42

Range

38

Min

4

Max

42

Std Dev (pop)

12.315

Std Dev (sample)

13.491

Q1

8

Q3

23

IQR

15

Variance

151.667

Sample Var

182

Frequently Asked Questions

What is the difference between mean and median?

Mean is the sum divided by count. Median is the middle value. For skewed data, median better represents the center.

What is standard deviation?

Standard deviation measures how spread out values are from the mean. Low SD means values cluster near the mean; high SD means they are spread out.

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