Revision Note - Math - Data Handling

Addition Law

Let $E$ and $F$ be two events.
\begin{equation*}
P(E\mbox{ … Read

Data Handling

Combinations

For $n$ different objects, if we select $r$ objects out of th… Read

Data Handling

Complementary Events

Let $E$ and $F$ be two events. If $E$ and $F$ are complementar… Read

Data Handling

Conditional Probability

Let $E$ and $F$ be two events.
\begin{equation*}
P(F|E)=\f… Read

Data Handling

Expectation

For an event with $n$ possible outcomes, each outcome corre… Read

Data Handling

Experimental Probability

Let $E$ be an event in a certain experiment.
\begin{equatio… Read

Data Handling

Factorial

For $n$ different objects, if we have a queue of all $n$ objec… Read

Data Handling

Inter-quartile Range

Let $Q_3$ and $Q_1$ be the upper and lower quartile respecti… Read

Data Handling

Multiplicative Law

Let $E$ and $F$ be two events.

If $E$ and $F$ are independent e

… Read

Data Handling

Mutually Exclusive Events

Let $E$ and $F$ be two events. If $E$ and $F$ are mutually excl… Read

Data Handling

Normal Distribution

The mean, the median and the mode are the same.
The curve is be

… Read

Data Handling

Permutations

For $n$ different objects, if we select $r$ objects out of th… Read

Data Handling

Range

\begin{equation*}
\mbox{Range }=\mbox{the largest data … Read

Data Handling

Standard Deviation

Let $\{x_1,~x_2,~\ldots,x_n\}$ be a set of data.

The mean
\

… Read

Data Handling

Theoretical Probability

Let $E$ be an event.
\begin{equation*}
P(E)=\frac{\mbox{… Read

Data Handling

Transformations of Data

Let $\{x_1,~x_2,~\ldots,~x_n\}$ be a set of data. Let $\ov… Read

Data Handling