# How To Make a Histogram Using a Frequency Distribution Table | Summary and Q&A

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โข
January 13, 2019
by
The Organic Chemistry Tutor
How To Make a Histogram Using a Frequency Distribution Table

## TL;DR

Learn how to create a histogram and use it to analyze data, including determining frequency, mode, and answering questions.

## Key Insights

• ๐งก Creating a frequency distribution table helps organize and summarize data into ranges.
• ๐ Histograms provide a visual representation of data, showing the frequency distribution patterns.
• ๐ธ Skewness can be identified by observing the tail lengths on the histogram.

## Transcript

in this video we're going to talk about how to make a histogram and so what we have here is the test scores of many students in the class how can we use this information to construct a histogram well the first thing we need to do is create a frequency distribution table so we're going to have two columns the first one is going to be the grades and ... Read More

### Q: How do you create a frequency distribution table?

To create a frequency distribution table, group the data into ranges, record the frequencies for each range, and organize the data in a table format. This helps to summarize and analyze the data effectively.

### Q: What is the purpose of constructing a histogram?

The purpose of constructing a histogram is to visually represent the frequency distribution of data. It helps in understanding the distribution patterns, identifying modes, and making comparisons between different ranges or categories.

### Q: How can you determine if the data is skewed to the left or right using a histogram?

With a histogram, if there is a long tail on the left side, the data is skewed to the left or has a negative skew. Similarly, if there is a long tail on the right side, the data is skewed to the right or has a positive skew.

### Q: What is the mode in a histogram?

The mode in a histogram represents the range with the highest frequency. It indicates the most common or frequent values in the data set.

## Summary & Key Takeaways

• The video explains how to create a frequency distribution table by grouping test scores into ranges and recording the frequency for each range.

• Once the frequency distribution table is set up, a histogram can be constructed with the grades (independent variable) on the x-axis and frequencies (dependent variable) on the y-axis.

• Using the histogram, questions can be answered, such as determining the number of students who received scores within specific ranges.