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General Instruction: Completely answer the given activities/question by providing sufficient working solutions. Your answers and solutions must be presented legibly so that misunderstandings may be avoided. 1. Given below is the average grade of 11 - Alcaraz S.Y. 2015-2016 in Statistics and Probability. Describe the trend of academic performance of the said section by creating a discrete probability distribution and compute for the Mean and Standard Deviation of the data.

The Average Grade of Grade 11 - Alcaraz in Statistics and Probability

73 85 84 79 90 73 82 84 81 72 80 76 82 86 82 85 84 83 82 77 80 73 83 86 81 78 78 87 83 82 77 79 82 82 81 85 83 81 88 84 85 88 81 89 85 88 79 80 82 84 89 79 79 83 90 84 78​