Quartiles, Deciles and Percentiles

Introduction: All of us are aware of the concept of the median in Statistics, the middle value or the mean of the two middle values, of an array. We have learned that the median divides a set of data into two equal parts. In the same way, there are also certain other...

Mean and its Types in Statistics

Averages Introduction We have already learned that it is difficult to learn anything from the raw unless and until the data is arranged in proper manner. When the data have been arranged into a frequency distribution, the information contained in the data could be...

Types of Frequency Distribution

Introduction Frequency distribution table can be presented in various ways, depending upon the usage and utilization of the data. Frequency distribution is divided into several kinds also due to nature of raw data. Much useful information can be inferred from the...

Frequency Distribution

Introduction Before preparing frequency distribution it is necessary to collect data of the required nature from the various sources. The data collected is always in raw form which is needed to be arranged in a proper arrangement for the purpose of inferring the...
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