b. For each roll of two dice, record the sum of the dice. Construct a histogram of the 1,000 observations of the sum of two dice. (10) c. For each roll of three dice, record the sum of the dice. Construct a histogram of the 1,000 observations of the sum of three dice. (10) d. For each roll of four dice, record the sum of the dice. Construct a histogram of the 1,000 observations of the sum of four dice. (10) 3. What analytical methods are you planning to use in the group project? (20)