Find the mode for the following series: 2.5, 2.3 ,2.2, 2.2, 2.4, 2.7, 2.7, 2.5, 2.3, 2.2, 2.6

Explanation

To find the mode of the given series of numbers, we will follow these steps:

### Step 1: List the data
The given data is:
\[ 2.5, 2.3, 2.2, 2.2, 2.4, 2.7, 2.7, 2.5, 2.3, 2.2, 2.6 \]

### Step 2: Identify the unique observations
From the data, the unique observations are:
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