Price Elasticity of Demand, Midpoint Formula: E = percentage change in quantity demanded ÷ percentage change in price, in absolute value where, percentage change in quantity demanded = (Q2 − Q1) ÷ [(Q1 + Q2) ÷ 2] percentage change in price = (P2 − P1) ÷ [(P1 + P2) ÷ 2] Note that the denominator in each part uses the average quantity or the average price. Using the table, graph, and formula, compute E for a popcorn price increase from $0.15 to $0.20 per ounce. Instructions: Round your response to one decimal place. Q1 is20 and Q2 is 16

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