A die is rolled and value is recorded. The table shows the results of 20 rolls. 3 2 6 5 1 4 2 5 5 5 5 2 2 4 2 2 1 4 6 2 (a) Complete the probability distribution table. X P ( X ) 1 0.1 2 0.35 3 0.05 4 0.15 5 0.25 6 0.1 (b) P ( X = 3 or X = 5 ) = 0.3 (c) Which probabilities should be added to calculate P ( X < 6 ) ? P ( 1 ) P ( 2 ) P ( 3 ) P ( 4 ) P ( 5 ) P ( 6 )