1: Calculate probability of events, expected value, variance of random variables, and probabilities distributions in specific applications This table is data on the purchase of granulated sugar raw materials in cake factories for ED davs with the following data: Granulated sugar purchase data (kg) Determine: (a] Determine the average values of the calculation, median, mode (modush quartile and standard deviation of the data. (b) If the sugar purchase data follows the distribution normal, what is the probability: i} Purchase of wheat our at least 3?1 kg? ii} Purchase of wheat flour between 368 and 3H) kg? iii) Purchase less than 359 kg