Devry Busn 278 Week 2 and Week 3 Homework - Updated

DeVry BUSN 278 Week 2 And Week 3 Homework - Updated

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HOMEWORK WEEK 2

(TCO 3) Using the following information regarding actual sales for Sam’s Ski Supplies, calculate the regression (trend) line:

Sales for Sam’s Ski Supplies ($000s)

Month First Year Second Year

January 380 400

February 340 360

March 320 330

April 280 290

May 265 270

June 230 235

July 220 230

August 200 205

September 210 220

October 250 270

November 400 450

December 450 502

y = 264.92 + 2.79x

y = 264.92 + 1.67x

y = 283.64 + 2.79x

y = 283.64 + 1.67x

Question 2. Question : (TCO 3) Using the following information regarding actual sales for Sam’s Ski Supplies, project sales for March of Year 3 using simple linear regression:

Sales for Sam’s Ski Supplies ($000s)

Month First Year Second Year

January 380 400

February 340 360

March 320 330

April 280 290

May 265 270

June 230 235

July 220 230

August 200 205

September 210 220

October 250 270

November 400 450

December 450 502

308.62

326.94

328.61

330.28

Question 3. Question : (TCO 3) Using the following information regarding actual sales for Paradise Pools, calculate the seasonal ratio for June of Year 3:

Sales for Paradise Pools ($000s)

Month First Year Second Year

January 84 84

February 80 82

March 88 98

April 100 120

May 150 160

June 200 210

July 240 250

August 220 215

September 180 195

October 160 165

November 120 130

December 92 100

0.67

0.77

1.08

1.41

Comments:

Question 4. Question : (TCO 3) Using the following information regarding actual sales for Seafood City, calculate the seasonal forecast of sales for Friday of Week 3:

Sales for Seafood City ($)...