Question

Find the mean of each of the following set of number:
(a)First five prime number
(b) first 7 whole number
(c) first four prime number

Answer 1

(a) first five prime numbers = 1, 2,3,5,7
mean= 1+2+3+5+7/5
=15/5=3answer

(b) first seven whole number= 1,2,3,4,5,6,7
mean = 1+2+3+4+5+6+7/7
=28/7=3answer

(c) first four prime number = 1,2,3,5
mean= 1+2+3+5+/4
11/4=2.75answer

Answer 2

Answer:

Step-by-step explanation: a. first 5 prime number are :  2,3,5,7 and 11

mean = sum of observations/ total number of observation

2+3+5+7+11/5

28/5

5.6

b. first 7 whole numbers are : 0,1,2,3,4,5 and 6

mean = 1+2+3+4+5+6+0/7

21/7

3

c. first 4 prime numbers are: 2,3,5,7

mean = 2+3+5+7/4

17/4

4.25