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Median is the value in a set of the ranked observations which divides the data into two parts of equal size.

When there are an odd number of observations the median is middle value. When there is an even number of the observations the measure is calculated as the average of two central values. It provides a measure of the location of a sample which is suitable for asymmetric distributions and is also relatively insensitive to presence of outliers.

#### Explain household interview surveys, Household interview surveys : The surv...

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Pie chart is an extensively used graphical technique for presenting relative frequencies related with the observed values of the categorical variable. The chart comprises of a cir

#### Explain interim analyses, Interim analyses : An analysis made before the pl...

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#### Classification matrix, Classification matrix: A term many times used in di...

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#### Banach''s match-box problem, Banach's match-box problem : The person carrie...

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#### Please answer this question, How large would the sample need to be if we ar...

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#### Residual, regression line drawn as Y=C+1075x, when x was 2, and y was 239, ...

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#### Greenhouse geissercorrection, Greenhouse geissercorrection is the method o...

Greenhouse geissercorrection is the method of adjusting the degrees of freedom of the within- subject F-tests in the analysis of the variance of longitudinal data so as to allow t  