# Statistics common notation

Statistics notation is very easy in Rmarkdown.

Below a list of common components of statistics notation for reference.

Greek parameters

$$\mu$$

$\mu$ 

$$\alpha$$

$\alpha$ 

$$\beta$$

$\beta$ 

$$\gamma$$

$\gamma$ 

$$\tau$$

$\tau$ 

$$\sigma$$

$\sigma$ 

Subscript

$$H_0$$

$H_0$ 

$$Y_{ij}$$

$Y_{ij}$ 

Superscript

$$\sigma^2$$

$\sigma^2$ 

Hats and bars

$$\hat{Y}$$

$\hat{Y}$ 

$$\bar{Y}$$

$\bar{Y}$ 

$$\hat{f}_i$$

$\hat{f}_i$ 

Operators

$$\ge$$

$\ge$ 

$$\le$$

$\le$ 

$$\neq$$

$\neq$ 

$$\sum{}$$

$\sum{}$ 

$$\triangle{}$$

$\triangle{}$

$$\sqrt{9}$$

$\sqrt{9}$

Fractions

$$\frac{3}{4}$$

$\frac{3}{4}$