Please answer question 3 (a), (b) and (c) with explanation

3. The following table shows the number of TVs sold per day during the past 70 days at ABC Electronics. X Number of IVs sold Number of Days 0 20 1 35 2 10 3 5 70 a) Let the random variable X be the number of TVs sold per day. Fill in the blanks of the probability distribution of X. (3) X 0.28 P(X) 0. 28 x9 0.50 0.14 0. 07 = 0 0. SOX ) 0.14 x 2 0.07 X3 = 0.28 b) Calculate the expected value of X . Show your work. (2) 2 x. f(x ) O . 28X 0 + 0. SoXI + 0.14 x2 + 0. 07 x3 = 0 + 0.SO + 0. 28 + 0.21 Expected Jrquang 0.99 c) Provide an interpretation of the answer in part (c). (2) In the long run or on average, it is expected to sell O. 99 TV's sold per day. advangave fest e 7 of 7 This is a unit TV D, not to