i ba'ges Law. An engineering manager is considering performing a marketing survey prior to product launch to assess the size of the market. She assesses the following probabilities: a. Prior probability (before the survey is performed) of the product meeting the marketing prediction is 60%. b. Probability of the market survey correctly predicts \"the product will meet the marketing prediction\" is 70% c. Probability the marketing will falsely predicts \"the product will meet the marketing prediction\" is 30% a. Draw the partial influence diagram for the data given above. b. Calculate the posterior and preposterier distributions. Draw the revised partial influence diagrams with the information of the posterior and preposterier distributions