Variance
Variance is a statistical measure that describes the spread of data points in a dataset around the mean. It quantifies how much the values in the dataset differ from the…
Range
The range is a measure of dispersion that represents the difference between the largest (maximum) and the smallest (minimum) values in a dataset. It gives a quick sense of the…
Mode
The mode is the value that appears most frequently in a dataset. It is a measure of central tendency, like the mean and median, but it represents the most common…
Median
The median is another measure of central tendency that represents the middle value of a dataset when the data is arranged in either ascending or descending order. The median divides…
Mean (Average)
The mean is a measure of central tendency that represents the average value of a dataset. It is one of the most commonly used statistical metrics to summarize a dataset.…
DATA SUMMARY AND FREQUENCY TABLE
Data Summary A data summary provides a concise overview of a dataset, usually containing key statistics and descriptive information. Summarizing data is important for understanding the central tendency, variability, and…
Data and Data types
What is Data? Data refers to raw facts, figures, or observations collected for analysis and used to inform decisions. It can represent information in various forms, such as numbers, text,…
Fundametals of Business Analytics
Business analytics (BA) is a data-driven process used by organizations to make informed business decisions. It involves the collection, analysis, and interpretation of data to gain insights into business operations,…
How to became Business Analyst
Becoming a business analyst (BA) involves developing a combination of skills, knowledge, and experience. Here’s a step-by-step guide on how you can embark on this career path: 1. Educational Background…