The stacked bar chart stacks bars that represent different groups on top of each other. The height of the resulting bar shows the combined result of the groups. However, stacked bar charts are not suited to datasets where some groups have negative values.
The Bakongo, or the Kongo people (Kongo : âhuntersâ), also referred to as the Congolese, are a Bantu ethnic group who live along the Atlantic coast of Africa from Pointe-Noire (Republic of Congo) to Luanda, Angola. They are primarily defined by the speaking of Kikongo, a common language.he Bakongo, or the Kongo people (Kongo : âhuntersâ), also referred to as the Congolese, are a Bantu ethnic group who live along the Atlantic coast of Africa from Pointe-Noire (Republic of Congo) to Luanda, Angola. They are primarily defined by the speaking of Kikongo, a common language.
Yoruba people. Yoruba people ( Yoruba: Ãran YorÃ¹bÃ¡, literally: Yoruba lineage, also known as Ãwon omo YorÃ¹bÃ¡, literally: Children of Yoruba, or simply as Yoruba) are an ethnic group of Southwestern and North Central Nigeria as well as Southern and Central Benin, together known as Yorubalan