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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

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

$\frac{3}{4}$