i. It is called the expected value at the discrete random variable. A. Mean B. Vaiance C. Standard deviation D. Random Variable Z The expected value of a discrete random variable is to the mean of the random variable A. Greater than B. Less than C. Noteaual D. Equal Reler to this problem to answer problem number 3 and .4. A store that sells candy records how many packs of candy theyr sell per customer. hey use their records to create a probabiliyr distribution concerning the packs of candy they sell per computer. No. of packs [X] D i 2 3 4 PIX] 0.1 0.2 0.4 0.2 0.1 3. Illustrate the mean of the given problem above. A. 2 B. 3 C. 3 D. 4 11. How many packs of candy-r per customer did the store sells? A. 1 B. 2 C. 3 D. 4 5. Which ot the following notation below is equivalent to EN? A. P[x] 315% C. 0'; DJIZ 6. Which of the following formula is appropriate to use in nding the mean of a discrete random variable? FLEExJ=ux=EI1Um B-EEI)=M=EZ+P(1} C.E[x)= \"3:23;: No.13 D.E[x}= M=Ex :1ij