Answered: A marketing firm wants to know if there…

MATLAB: An Introduction with Applications

6th Edition

ISBN:9781119256830

Author:Amos Gilat

Publisher:Amos Gilat

Chapter1: Starting With Matlab

Section: Chapter Questions

Problem 1P

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Question

A marketing firm wants to know if there is a difference in the best marketing strategy for new customers compared to returning customers. In order to determine the relationship between marketing strategy and customer type, the following information on number of sales generated is obtained for each group. Is there sufficient evidence at the 0.010.01 level of significance to conclude that an association exists between marketing strategy and customer type?
Observed Sample of Customers

	Paid search	Social Media	Web retargeting	Total
New customer	167167	154154	140140	461461
Returning customer	146146	145145	164164	455455
Total	313313	299299	304304	916916

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Step 1 of 4 :

Calculate the expected value for the number of sales generated by the web retargeting strategy for new customers. Round your answer to six decimal places.

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