The owner of an antique shop believes that there is a relationship between number of people...
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The owner of an antique shop believes that there is a relationship between number of people visiting the store and the daily sales in dollars. She has collected the data for the past two weeks and they are as follows - Day 2 Day 3 Day 4 Day 1 11 Day 5 Day 6 Day 7 Visitors 12 16 26 23 24 20 2.8 Sales (in thousand dollars) 2.4 1.4 3.0 4.0 3.0 4.5 Day 8 Day 10 Day 9 10 Day 11 Day 12 Day 13 Day 14 Visitors 12 16 12 20 16 17 Sales (in thousand dollars) 2.2 1.2 2.8 1.6 2.9 2.1 3.3 a. Draw a scatter diagram [3 Marks] b. Compute the correlation coefficient [4 Marks] c. Determine the regression equation [2 marks] d. Determine the estimated sales if 20 customers visit the store. [2 Marks] The owner of an antique shop believes that there is a relationship between number of people visiting the store and the daily sales in dollars. She has collected the data for the past two weeks and they are as follows - Day 2 Day 3 Day 4 Day 1 11 Day 5 Day 6 Day 7 Visitors 12 16 26 23 24 20 2.8 Sales (in thousand dollars) 2.4 1.4 3.0 4.0 3.0 4.5 Day 8 Day 10 Day 9 10 Day 11 Day 12 Day 13 Day 14 Visitors 12 16 12 20 16 17 Sales (in thousand dollars) 2.2 1.2 2.8 1.6 2.9 2.1 3.3 a. Draw a scatter diagram [3 Marks] b. Compute the correlation coefficient [4 Marks] c. Determine the regression equation [2 marks] d. Determine the estimated sales if 20 customers visit the store. [2 Marks]
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Operations Management Managing Global Supply Chains
ISBN: 978-1506302935
1st edition
Authors: Ray R. Venkataraman, Jeffrey K. Pinto
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