Construct the exponentially smoothed series using a speed of decline 0.2

College Algebra (MindTap Course List)
12th Edition
ISBN:9781305652231
Author:R. David Gustafson, Jeff Hughes
Publisher:R. David Gustafson, Jeff Hughes
Chapter4: Polynomial And Rational Functions
Section4.6: Rational Functions
Problem 11SC: Find the mean hourly cost when the cell phone described above is used for 240 minutes.
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Construct the exponentially smoothed series using a speed of decline 0.2!
Transcribed Image Text:Construct the exponentially smoothed series using a speed of decline 0.2!
A company yearly sales data (in units) is given as follows:
Year
Month
2020
2021
January
327
411
February
333
410
March
351
423
April
321
435
May
346
437
June
358
July
372
August
364
September
358
October
371
November
410
December
420
Transcribed Image Text:A company yearly sales data (in units) is given as follows: Year Month 2020 2021 January 327 411 February 333 410 March 351 423 April 321 435 May 346 437 June 358 July 372 August 364 September 358 October 371 November 410 December 420
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