Arithmetic mean is the sum of the values divided by the number of values in the raw data. Arithmetic mean is also called simple mean because of its wide usage as a measure of central tendency. There is slight difference in the formulas in case of population data (grouped and ungrouped) and sample data (grouped and ungrouped). These formulas along with calculations are given below.
In order to calculate the mean of population having ungrouped data, the formula will be
The mean of sample having ungrouped data can be calculated with the help of following formula.
Problem: Following are the number of hours of 10 people who work in same organization. 10, 17, 12, 10, 14, 9, 8, 3, 14, 16 Calculate Arithmetic Mean. (A) Treat data as a population (B) Treat data as a sample.
The formula for calculating the mean of population having grouped data is given below.
The mean of sample having grouped data can be calculated with the help of following formula.
Page: 1 2
Microsoft Corporation also known as MS is one of the biggest multinational technology-based company in…
The article is based upon in-depth analysis of Fast Food Industry of Australian Region with…
The paper presents detailed overview about the Apple Inc. analysis on the parameters set by…
The purpose of this research paper is to develop a marketing plan for the Thomson…
1. As applicable to other department managers, a human resources manager invigilates the departments and…
The purpose of the present article is to formulate a work allocation flow chart of…
