Student resources icon

Comparing data displays 

Histogram, horizontal axis 0–100 class interval 10; vertical axis 0–60.
Detailed description

The data displayed in the histogram above is said to be symmetrical.


Histogram, horizontal axis 0–100 class interval 10; vertical axis 0–50.
Detailed description

The data displayed in the histogram above is said to be negatively skewed. It has a long tail to the left and a very short tail to the right.


Histogram, horizontal axis 0–100 class interval 10; vertical axis 0–30.
Detailed description

The data displayed in the histogram above is said to be positively skewed. It has a long tail to the right and a very short tail to the left.


Histogram, horizontal axis 0 – 100 class interval 5; vertical axis 0 – 30.
Detailed description

The data displayed in the histogram above is bimodal. There are two modes.