A measure which divides an array into four equal parts in known as quartiles.

**Summary**

A measure
which divides an array into four equal parts in known as **quartiles**.

A measure
which divides an array into ten equal parts is known as **deciles**.

A measure
which divides an array into hundred equal parts is known as **percentiles**

*Q*_{2}* *=* D*_{5}* *=* P*_{50}* *= Median

Inter
quartile range = *Q*_{3} â€“ *Q*_{1}

The
conditional probability of an event A given the occurrence of the event B is
given by

Bayeâ€™s
Theorem:

If *E*_{1} , *E*_{2} , *E*_{3}
,..., *E _{n}* are a set of

Tags : Probability , 11th Business Mathematics and Statistics(EMS) : Chapter 8 : Descriptive statistics and probability

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11th Business Mathematics and Statistics(EMS) : Chapter 8 : Descriptive statistics and probability : Summary of Descriptive statistics and probability | Probability

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