Mean is the average value of the given set of observations. In statistics, we also come across different types of mean such as Arithmetic, Geometric and Harmonic mean. Leant how to find the mean here.
Arithmetic Mean is the average value of a set of numbers. Learn how to find the Arithmetic Mean of a Series using formula along with solved examples.
The population mean refers to the mean of all the data values that are there in the population. It is represented by the symbol μ. What is the Mean Formula for Ungrouped Data? The mean formula to find the mean for an ungrouped set of data can be given as, mean = (sum of data val...
Median is one of the measures ofcentral tendency. It is defined as the value of the middlemost observation obtained after arranging the data in ascending or descending order. In some instances, it is difficult to consider all of the data for representation, so this is where the median is use...
Mean Deviation Formula for Ungrouped Data Ungrouped data is data that has not been sorted or categorized into groups and is still in its raw form. Generally, ungrouped data includes individual data series. The formula to calculate mean deviation for ungrouped data is as follows: ...
Mean Deviation FormulaDepending upon the type of data available as well as the type of the central point, there can be several different formulas to calculate the mean deviation. Given below are the different mean deviation formulas.Mean Deviation Formula for Ungrouped Data...
Kurtosis is calculated for ungrouped data by using the following formula: $$Kurtosis = \frac{\Sigma(x_i-\overline{x})^4}{n\sigma^4} $$ Where {eq}\Sigma {/eq} represents the sum of the data, {eq}x_i {/eq} represents the data value, {eq}\overline{x} {/eq} represents the m...
The CPI index numbers typically work by taking a base period of CPI data and then tracking changes in prices relative to that base period. For example, a CPI number of 140 would mean that prices have risen by 40% since the base period. Higher numbers mean higher inflation while lower ...
Mode Formula - Introduction The mode indicates the most frequently occurring value or number in the record. You may need to find values that occur more often in your dataset. In such cases, find the mode for the given dataset. A particular record may or
Mean, median, and mode reveal different aspects of your data. Anyone will give you a general idea, but may mislead you; having all three will give you a more complete picture For a normal distribution the mode, mean, median have the same value since Mode is a normal distribution. Analyzin...