Question

3. If the arithmetic mean of 10, 12, 16, 20, p and 26 is 17, find the value of p.
4. Find the class mark of the class 100-120.
5. Find the arithmetic mean of first-five natural numbers.
6. If the mode of the data 5, 8,4,5,5, 8, 4,7,8, x is 5, then find the value of x.​

Answer 1

Answer:

The arithmetic mean or average of a set of values is the ratio of the sum of these values to the number of elements in the set. In other words, we add together the given values in a data set, and then divide that total by the number of given values. The arithmetic mean formula is given below.