How is the midpoint of a class interval calculated? By subtracting the lower limit from the upper limit By adding the lower limit to the upper limit and dividing by 2 By multiplying the lower limit with the upper limit By dividing the lower limit by the upper limit

It is the midpoint of a given class interval.

The difference between the upper (or lower) class limits of consecutive classes ___.Group of answer choicesclass widthnumber of classesclass limitsclass midpoint

The lower limit of a class interval in 15 if the class mark of that interval is 20, find its upper limit.*1 point2535535/2

The class mark of a class is defined to be the (average, minimum, maximum) of the upper and lower limits of the class.

Write the midpoint formula