A square block is thrown. What is the probability of not getting a prime number?

Challenger App

★

1M+ Downloads

ഒരു സമചതുര കട്ട എറിയുന്നു . ഒരു അഭാജ്യ സംഖ്യ കിട്ടാതിരിക്കാനുള്ള സാധ്യത?

A1/4

B1/2

C2/3

D3/5

Answer:

S = {1, 2, 3, 4, 5, 6} അഭാജ്യ സംഖ്യ A = {2,3,5} P(A)= n(A)/n(S) = 3/6 =1/2 P(A)' = 1 - P(A) = 1- 1/2 = 1/2

Related Questions:

Which of the following not false

the square root of the mean of squares of deviations of observations from their mean is standard deviation
The variability of a data will decrease if sd increases
The stability or the consistency of a data increases as sd decreases
The data with less sd is better than a data with high sd provided that the two data were expressed with the same unit.