statistics and graphs

Bar Graphs - This is the simplest type of graphical presentation of data. The following types of bar graphs are possible: (a) Simple bar graph (b) Double bar graph (c) Divided bar graph We will illustrate each of these graphs by the follow..

This is the simplest type of graphical presentation of data. The following types of bar graphs are possible: (a) Simple bar graph (b) Double bar graph (c) Divided bar graph..

Sometimes a circle is used to represent a given data. The various parts of it are proportionally represented by sectors of the circle. Then the graph is called a Pie Graph or Pie Cha..

Double bar or divided bar graph is preferred when we want to compare two sets of related data. An officer with a monthly salary of Rs. 7200 plans his budget for a month as given below: Represent this data by a bar graph. This data can be represented by a bar grap..

..

Question 1 - Question: Find the median of : 83, 37, 70, 29, 45, 63, 41, 70, 30, 54 Answer: 29, 30, 37, 41, 45, 54, 63, 70, 70, 83 Median = Middle-most score Median = 49..

Introduction - Facts and figures as such do not catch our attention unless they are presented in an interesting way. Graphical representation of data is one of the most commonly used modes of presentation. Graphs can not only be made attractive, but they are also easy to comprehend and do..

The graphical representation of data makes the reading more interesting, less time-consuming and easily understandable. The disadvantage of graphical presentation is that it lacks details and is less accurate. In our study, we have the following graphs: 1. Bar Graphs 2. Pi..

Facts and figures as such do not catch our attention unless they are presented in an interesting way. Graphical representation of data is one of the most commonly used modes of presentation. The different types of graphs that we are going to study are 1. Bar graphs 2. Pie ..

1. In a simple bar graph, the height of each bar represents the frequency. The thickness has no significance. All bars to have the same thickness. 2. We use double bar graph when we want to compare two things. 3. In the frequency polygon, the frequency is plott..