# How do you find the mean, median, and mode of the data set: 15, 13, 9, 9, 7, 1, 11, 10, 13, 1, 13?

##### 1 Answer

The mean is the average, equal to

The median is the central number of a set ordered least to greatest.

The mode is the number that appears most frequently.

#### Explanation:

**Mean:**

Sum of all the data:

Number of data points:

**Median:**

The data set in order:

Cross out outer ones until you fine the middle:

**10**,

Median = 10

**Mode:**

The number 13 appears 3 times, which is more than any other number.

Mode: 13