P Hat Symbol

U+0070
U+0302

\hat{p}

In statistics, the p-hat symbol (written as p̂, with a “hat” or “caret” over the letter p) is used to represent the proportion of a sample with a particular characteristic or outcome. The p-hat symbol is most commonly encountered in the context of hypothesis testing, confidence intervals, and estimation of population proportions based on sample data.

Latin Small Letter P | Symbol

The Latin letter p.

Combining Circumflex Accent | Symbol

The combining hat character is used to draw a hat over a character.