Answered: A television campaign is conducted…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Transcribed Image Text:A television campaign is conducted during the football season to promote a well-known brand X shaving cream. For each of several weeks, a survey is made, and it is found that each week, 60% of those using brand X continue to use it and 40% switch to another brand. It is also found that of those not using brand X, 40% switch to brand X while the other 60% continue using another brand. (A) Draw a transition diagram. (B) Write the transition matrix. (C) If 30% of the people are using brand X at the start of the advertising campaign, what percentage will be using it 1 week later? 2 weeks later? (A) Draw the transition diagram. Let A be the state in which people use brand X 0 Doto.F A (Type integers or decimals. Do not include the % symbol in your answer. (B) Write the transition matrix, P. Let A be the state in which people use brand X A A' A0 -P (Type an integer or a decimal for each matrix element.) (C) The percentage of people using brand X 1 week after the start of the advertising campaign is %. (Type an integer or a decimal.) The percentage of people using brand X 2 weeks after the start of the advertising campaign is % (Type an integer or a decimal.) 4 Search the web hulu O Time Remaining: 01:56:03 Next 4:32 PM 12/13/2022

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