1.The probabilities that a person will buy 3,4, 5, 6,7 orders of milk tea during an enhanced community quarantine period 0.15, 0.10,0.30, 0.25, 0.20, respectively. Find the ave rage number of times that a person will buy milk tea during the enhanced community quarantine period. Compute for th e variance and standard deviation. Note: SOLUTIONS AND FINAL ANWERS AT THE BACK.

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