**Pictogram** and **Histogram** are both types of graphs used to visualize data. However, they are not the same and have distinct characteristics that make them different. Pictograms are used to represent data in a visual way that is easy to understand. They typically take the form of symbols or icons, each of which represents a certain value or quantity. For example, a pictogram may be used to display the number of students in a classroom or the number of vehicles in traffic.

On the other hand, a **histogram** is a type of chart used to display numerical data in the form of bars or columns. The bars are usually arranged side by side, and each bar represents a certain range of values. This allows the user to compare different ranges of values at a glance. Histograms are often used to represent frequency distributions, which show how often certain values occur within a set of data. For example, a histogram may be used to show how many times a certain word is used in a document.

In addition to the visual differences between pictograms and histograms, there are also differences in the way data is represented. Pictograms represent data in a qualitative way, meaning that it is expressed in terms of categories or symbols rather than numbers. For example, a pictogram might show a red circle to represent the number of cars in a parking lot, while a histogram would show the same data in the form of a bar chart. Histograms, on the other hand, represent data in a quantitative way, meaning that it is expressed in terms of numbers or values.

Another important difference between pictograms and histograms is that pictograms are often used to represent data in a single snapshot, while histograms are used to represent data that changes over time. For example, a pictogram might be used to represent the number of people in a room at the moment, while a histogram might be used to show the number of people that entered the room over the course of an hour.

In conclusion, pictograms and histograms are both types of graphs used to visualize data. However, there are several important differences between the two, including the way data is represented and the type of data being visualized. Knowing the differences between pictograms and histograms can help you choose the best type of graph for displaying your data.https://www.youtube.com/watch?v=l8XT2Z-Bwqk

## 1. Definition of Pictogram and Histogram

A **pictogram** is a graphic representation of data using symbols, images, or icons. It is a visual representation of a set of data that is easy to understand and quickly conveys a message. Typically, pictograms are used to represent facts, figures, or trends in a pictorial form.

A **histogram** is a graphical representation of data that is used to show the distribution of a set of data. It is a way of displaying data in a graphical form that allows for easy comparison and contrast of the data. The histogram shows the range, shape, and any outliers of the data set.

## 2. Difference in Structure of Pictogram and Histogram

The structure of a pictogram is typically made up of symbols, images, or icons that represent a set of data. The symbols or images may be simple or complex, depending on the data being represented. Pictograms can be used to represent any type of data, such as population, geographical locations, and time.

The structure of a histogram is made up of bars, typically arranged horizontally. Each bar on the histogram represents a category in the data set. The height of the bar indicates the frequency or quantity of the data in that category. Histograms can be used to represent any type of numerical data, such as age, income, or sales.

## 3. Representation of Data in Pictogram and Histogram

Pictograms are used to represent data in a way that makes it easy to interpret. The symbols and images used in the pictogram can be easily understood and quickly convey the message. Pictograms can be used to represent any type of data, such as population, geographical locations, and time.

Histograms are used to represent data in a way that allows for easy comparison and contrast of the data. The bars on the histogram indicate the range, shape, and any outliers of the data set. Histograms can be used to represent any type of numerical data, such as age, income, or sales.