Question

A number is chosen at random from the numbers -3,-2,-1,0,1,2,3. what will be the probability that square of this number is less than or equal to 1

Answer 1

probability =3/7
becoz :-
(-1)^2=1
0^2=0
1^2=1
possible outcomes are 3
total outcomes r 7
hence probability is 3/7