Mode Formula: Mode is a fundamental concept in statistics. It refers to the value or values that occur most frequently in a dataset. In other words, it's the number or numbers that appear with the ...

There are 30 students, so we are looking for the group which contains the \((30 + 1) \div 2 = 15\frac{1}{2}th\) value, which lies halfway betwen the 15th and the 16th value. The cumulative frequency ...