The fixed cost of producing five units of a particular commodity is given as #900 while the total cost of producing the same five units of this commodity is #1000.the marginal cost of the 6th unit produced later is #200.calculate the average variable cost for the production of 6 unit of this commodity
∑(x-x̅)(y-y̅)
n∑xy - (∑x)(∑y)
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√(n∑x^2 - (∑x)^2) √(n∑y^2-(∑y)^2)
n∑xy - (∑x)(∑y)
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√(n∑x^2 - (∑x)^2) √(n∑y^2-(∑y)^2)
n∑xy - (∑x)(∑y)
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√(n∑x^2 - (∑x)^2) √(n∑y^2-(∑y)^2)
∑(x-x̅)(y-y̅)
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√(∑(x-x̅)^2) √(∑(y-y̅)^2)
∑(x-x̅)(y-y̅)
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√(∑(x-x̅)^2) √(∑(y-y̅)^2)
n∑xy - (∑x)(∑y) ∑(x-x̅)(y-y̅)
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√(n∑x^2 - (∑x)^2) √(n∑y^2-(∑y)^2) √(∑(x-x̅)^2) √(∑(y-y̅)^2)
n∑xy - (∑x)(∑y) ∑(x-x̅)(y-y̅)
---------------------------------------------- = -------------------------------
√(n∑x^2 - (∑x)^2) √(n∑y^2-(∑y)^2) √(∑(x-x̅)^2) √(∑(y-y̅)^2)
n∑xy - (∑x)(∑y);   ∑(x-x̅)(y-y̅)
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√(n∑x^2 - (∑x)^2) √(n∑y^2-(∑y)^2);  √(∑(x-x̅)^2) √(∑(y-y̅)^2)
n∑xy - (∑x)(∑y);   ∑(x-x̅)(y-y̅)
---------------------------------------------- = -------------------------------
√(n∑x^2 - (∑x)^2) √(n∑y^2-(∑y)^2) √(∑(x-x̅)^2) √(∑(y-y̅)^2)