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Operations Management
Period 1 2 3 4 5 6 7 8 9 10 11 12 13 14 New Accounts 208 215 210 230 237 232 248 250 253 267 280 275 292 308

Period 1 2 3 4 5 6 7 8 9 10 11 12 13 14 New Accounts 208 215 210 230 237 232 248 250 253 267 280 275 292 308

Practical Management Science
Practical Management Science
6th Edition
ISBN:9781337406659
Author:WINSTON, Wayne L.
Publisher:WINSTON, Wayne L.
Chapter2: Introduction To Spreadsheet Modeling
Section: Chapter Questions
Problem 20P: Julie James is opening a lemonade stand. She believes the fixed cost per week of running the stand...
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Obtain the linear trend equation (first, plot the data and the regression line on the same graph, or alternatively use Data Analysis tool to obtain the “a” and the “b” values of the equation) for the following data on new checking accounts for Fair Savings Bank and use it to predict expected new checking accounts for periods 15 through 20. Enter the data on Excel using Period (X) as Column 1 and New Accounts (Y) in the second column. B. Determine the correlation coefficient and interpret it. C. What percentage of variation in new accounts is explained by the independent variable (time)? 

 

Period 1 2 3 4 5 6 7 8 9 10 11 12 13 14 New Accounts 208 215 210 230 237 232 248 250 253 267 280 275 292 308
Transcribed Image Text:Period 1 2 3 4 5 6 7 8 9 10 11 12 13 14 New Accounts 208 215 210 230 237 232 248 250 253 267 280 275 292 308
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