Question

8) The mean of the first five whole number is


A)2

B)5

C)3

D)4

9)The mode of the data 2, 2, 2, 3, 3, 4, 5, 5, 5, 6, 6, 8 is



A)2

B)5

C)8

D)2 and 5 both



10) A die is thrown once. What will be the probability of getting a prime number ?

A)1/2
B)0
C)1
D)1/6
​

Answer 1

1. The first five natural numbers are 1,2,3,4,5. Since mean = sum of all the numbers/ total numbers. ... Therefore, mean= 15/5 = 3.
2. D is the answer
3. So, P(getting a prime number) = 3/6 = 1/2