The first step is to determine how many classes you want to have. Next, you subtract the lowest value in the data set from the highest value in the data set and then you divide by the number of classes that you want to have: Example 1: Group the following raw data into ten classes.
Which type of snake typically has oval shaped head and round eyes? As a general rule of thumb, non-poisionous snakes usually have oval shaped heads and round eyes. Venomous snakes tend to have more angular heads and eyes. Nearly impossibl â¦ e to answer here, many snakes have oval shaped heads and most of the harmless snakes have round pupils. One venomous snake that would fit this category is the Coral snake. Which type of snake typically has oval-shaped heads and round eyes?
Coral snake is a close relative of cobras, mambas and sea snakes. There are 65 species of coral snakes that can be found through the whole world. Some of them live in the water, but most of them are terrestrial (living on the land), preferring the habitats such as marshes, swamps, scrub areas and forests.oral snakes are not very large. Rare specimens may reach 3 feet in length, but most of them are 18 to 20 inches long. Coral snakes are characterized by specific body coloration which consists of black, red and yellow bands. Some species may have pink or blue bands, while some others lack the bands completely.