Question

Plz answer Fast
I)What is the size of class interval
2)Which two classes have same no. of frequency
3)Which class has high est frequency​

Answer 1

Answer:

1)THE SIZE, OR WIDTH, OF A CLASS INTERVAL. The size, or width, of a class interval is the difference between the lower and upper class boundaries and is also referred to as the class width, class size, or class length.

2)In a relative frequency distribution, the value assigned to each class is the proportion of the total data set that belongs in the class. ... Class frequency refers to the number of observations in each class; n represents the total number of observations in the entire data set.

3)Answer:Red has the lowest at 430 trillion hertz. It also carries the lowest energy. Violet has the highest frequency at 760 trillion hertz and carries the highest energy.