### 2. Surveys and Experiments

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Researchers often collect numerical data through surveys, experiments, and observational studies. This method allows for the collection of targeted data relevant to specific research questions.

### 3. Web Scraping

Web scraping involves extracting data from bangladesh number dataset websites. This technique can be used to gather numerical data, such as product prices, user ratings, or social media metrics.

### 4. IoT Devices

The Internet of Things (IoT) generates vast amounts of numerical data from sensors and connected devices. Examples include temperature readings from smart thermostats or activity data from fitness trackers.

## Working with Number Datasets

### 1. Data Cleaning

Before analysis, it is essential to clean the dataset. Common cleaning tasks include:

- **Removing Duplicates**: Ensuring that each observation is unique.
- **Handling Missing Values**: Deciding how to address any gaps in the data, such as imputing values or removing incomplete records.
- **Standardizing Formats**: Ensuring consistency in units of measurement and data types.