We develоped а Pythоn cоde to import MNIST 3 аnd 4 hаndwritten digit images. Calculate the average of a 7x7 grid placed on each image's center (pixel 14) as the attribute. Divide the data into training, validation, and testing sets. Handwritten_Exam.ipynb - Colaboratory.pdf Provide the values for blank1=[blank1], Note: a whole number, e.g., 5 blank2=[blank2], Note: a whole number, e.g., 5 blank3=[blank3], Note: a whole number, e.g., 5 blank4=[blank4], Note: a whole number, e.g., 5 blank5=[blank5], Note: a whole number, e.g., 5 blank6=[blank6], Note: must be reported in the x.x format, e.g., 0.5 blank7=[blank7], Note: must be reported in the x.x format, e.g., 0.5 NOTE: You MUST follow the indexing method used in this course.