Business Statistics & Statistics Archives - Page 9 of 13

categorical variable examples or qualitative variable in statistics, quantitative variables discrete or continuous

Categorical Variables: Nominal or Ordinal; Definition, Examples

Categorical variables, often known as “Qualitative” variables, are variables that have names, symbols, labels or number codes, and may be classified into groups. […]

Quantitative Variables: Discrete or Continuous; Definition, Examples

Lata Agarwal

A quantitative variable is a variable that differs in quantity. Quantitative variables are classified as either discrete or continuous… […]

Variable in Statistics

Lata Agarwal

The term “variable” focuses on the fact that data values vary, that is, data values change throughout time. In statistics, there are almost dozens of different types of variables. […]

Covariance, Covariance formula & Types of Covariance

Lata Agarwal

Measures of Relationship, Definition of Covariance, Covariance Formula, Units of Covariance, Types of Covariance: Positive … […]

Random Variable Definition, Discrete & Continuous random variables

Lata Agarwal

If a variable takes different values depending on the outcomes of a random experiment, it is said to be a random variable. There are two types of random variables: Discrete Random Variables, and Continuous Random Variables. […]

variance in statistics, variance formula

Definition of Variance in Statistics and Variance Formula

Lata Agarwal

The square of standard deviation i.e. σ² is called ‘variance’ in statistics. The variance is the average of the squared differences … […]

cumulative frequency series, discrete series in statistics example, continuous series in statistics example and types of continuous series

Cumulative Frequency Series in Statistics

Lata Agarwal

Cumulative frequency series is a kind of continuous series in which the frequencies corresponding to each class interval in the series are added continuously. In this series, […]

Open-End Class Interval / Open-End Classes / Open-End Series

Lata Agarwal

In an Open-End interval, the lower limit of the first interval and/or the upper limit of the last interval is not given. Here, the length of these intervals is merely guessed based on the length of the interval nearest to them. […]

Inclusive Series

Lata Agarwal

Continuous series such as 5-9, 10-14, 15-19, 20-24… is called an inclusive series. In such an inclusive series, the upper limit of one class is not equal to the lower limit of the next class. […]

Exclusive Series

Lata Agarwal

Continuous series such as 0-10, 10-20, 20-30… is called an exclusive series. In such an exclusive series, the upper limit of one class is the lower limit of the next class. […]