Find the mode of the following data:
110,80,70,90, 120,90, 80,70,60,80

Options

A. 80
B. 110
C. 90
D. 120

Answer

To find the mode of the given data set, we will follow these steps:

### Step 1: List the data
The given data is:
110, 80, 70, 90, 120, 90, 80, 70, 60, 80

### Step 2: Count the frequency of each number
Now, we will count how many times each number appears in the data set.

- 110 appears **1** time
- 80 appears **3** times
- 70 appears **2** times
- 90 appears **2** times
- 120 appears **1** time
- 60 appears **1** time

### Step 3: Identify the number with the highest frequency
From our frequency count:
- 80 appears the most frequently (3 times).
- Other numbers appear less frequently.

### Step 4: Conclusion
The mode of the data set is the number that appears most frequently, which is **80**.

### Final Answer
The mode of the given data is **80**.

---