A Juarez, Mexico, manufacturer of roofing supplies has developed monthly forecasts for a family of products. Data for the 6-month period January to June are presented in the table below. There are 8 hours of production per day. Table 1 Other data Production Demand Inventory carrying cost Subcontracting cost per unit $12 per unit Average pay rate Overtime pay Rate $8 per unit per month Month Days Forecast 1 January 2 February 3 March 4 April 5 May 6 950 $5 per hour ($40 per day) $7 per hour (above 8 hrs per day) 1.6 hrs per unit $300 per unit 22 18 21 21 750 750 1,000 1,300 1,050 Labor-hours per unit Cost of increasing daily production rate (hiring & training) Cost of decreasing daily production rate (layoffs) 22 20 June $600 per unit This exercise only contains part b. b) Juarez has yet a sixth plan. A constant workforce of 7 is selected, with the remainder of demand filled by subcontracting. Evaluate this plan. The production rate per day = units. (Enter your response as a whole number.) Fill in the table below. (Enter your responses as whole numbers.) Regular Production Subcontract (Units) Month Demand 1 January 950 2 February 750 3 March 750 4 April 1,000 5 May 1,300 6 June 1,050 The total regular production cost = $ (Enter your response as a whole number.) The total subcontracting cost = $ (Enter your response as a whole number.) Total cost with plan 6 = $ (Enter your response as a whole number.)
A Juarez, Mexico, manufacturer of roofing supplies has developed monthly forecasts for a family of products. Data for the 6-month period January to June are presented in the table below. There are 8 hours of production per day. Table 1 Other data Production Demand Inventory carrying cost Subcontracting cost per unit $12 per unit Average pay rate Overtime pay Rate $8 per unit per month Month Days Forecast 1 January 2 February 3 March 4 April 5 May 6 950 $5 per hour ($40 per day) $7 per hour (above 8 hrs per day) 1.6 hrs per unit $300 per unit 22 18 21 21 750 750 1,000 1,300 1,050 Labor-hours per unit Cost of increasing daily production rate (hiring & training) Cost of decreasing daily production rate (layoffs) 22 20 June $600 per unit This exercise only contains part b. b) Juarez has yet a sixth plan. A constant workforce of 7 is selected, with the remainder of demand filled by subcontracting. Evaluate this plan. The production rate per day = units. (Enter your response as a whole number.) Fill in the table below. (Enter your responses as whole numbers.) Regular Production Subcontract (Units) Month Demand 1 January 950 2 February 750 3 March 750 4 April 1,000 5 May 1,300 6 June 1,050 The total regular production cost = $ (Enter your response as a whole number.) The total subcontracting cost = $ (Enter your response as a whole number.) Total cost with plan 6 = $ (Enter your response as a whole number.)
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.3: Least Squares Approximation
Problem 31EQ
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