X and Y are independent random variables. X takes values 2, 5, and 7 with probability 1/2, 1/4, and 1/4 respectively. Y take values 3, 4, and 5 with theβ¦
10.C] A die is thrown 264 times and the number appearing on the face(x) follows the following frequency distribution. Calculate the value x2. x 1 2 3 4 5 6β¦
The mean life of 100 fluorescent tube lights manufactured by a company is found to be 1570 hrs with a standard deviation of 120 hrs. Test the hypothesis that theβ¦
A certain stimulus administered to each of the 12 patients resulted in the following change in blood pressure 5, 2, 8, -1, 3, 0, 6, -2, 1, 5, 0, andβ¦
A coin was tossed 400 times and head turned up 216 times. Test the hypothesis that the coin is unbiased at 5% level of significance Answer:-
The joint distribution of two random variables X and Y is as follows, Compute the following. (i) E(X) and E(Y) (ii) E(XY) (iii) ππ and ππ (iv) COV(X,Y) (v) π(π,β¦
Define Graph isomorphism. Determine whether the following graphs are isomorphic or not Answer:-
Define Graph isomorphism. Determine whether the following graphs are isomorphic or not. Answer:-
compute gof and show that gof is invertible Answer:-
The digraph of a relation R defined on the set A={1,2,3,4} is shown below. Verify that (A,R) is a poset and construct the corresponding Hasse diagram. Answer:-
