Burgans Furniture has asked the Create America Advertising Agency to develop a new advertising campaign. The Burgans marketing manager, Megan Hubble, decides to evaluate the effectiveness of the advertising campaign. Megan collects data on monthly sales before and during the advertising campaign. The results are in Sheet 44. Using 0.05 significance level, test to determine if the advertising campaign was effective. Sheet 44StoreAverage sales beforeAverage sales during1$63 458$65 4962$48 510$52 4623$51 203$50 8644$75 241$79 5205$60 123$71 1456$55 555$55 6007$45 456$48 6548$57 438$60 897 Select one:a.p-value = 0.01, fail to reject the null hypothesis, there has been no change since the new ad campaignb.p-value = 0.03, reject the null hypothesis, there has been a significant change since the new ad campaignc.t stat = -2.78, t critical = -2.36, fail to reject the null hypothesis, there has been no change since the new ad campaignd.t stat = -2.78, t critical = -1.89, reject the null hypothesis, there has been a significant change since the new ad campaign

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Description: Burgans Furniture has asked the Create America Advertising Agency to develop a new advertising campaign. The Burgans marketing manager, Megan Hubble, decides to evaluate the effectiveness of the advertising campaign. Megan collects data on monthly sa

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College Algebra (MindTap Course List)

12th Edition

ISBN:9781305652231

Author:R. David Gustafson, Jeff Hughes

Publisher:R. David Gustafson, Jeff Hughes

Chapter8: Sequences, Series, And Probability

Section8.7: Probability

Problem 5E: List the sample space of each experiment. Rolling one die and tossing one coin

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Burgans Furniture has asked the Create America Advertising Agency to develop a new advertising campaign. The Burgans marketing manager, Megan Hubble, decides to evaluate the effectiveness of the advertising campaign. Megan collects data on monthly sales before and during the advertising campaign. The results are in Sheet 44. Using 0.05 significance level, test to determine if the advertising campaign was effective.

Sheet 44

Store	Average sales before	Average sales during
1	$63 458	$65 496
2	$48 510	$52 462
3	$51 203	$50 864
4	$75 241	$79 520
5	$60 123	$71 145
6	$55 555	$55 600
7	$45 456	$48 654
8	$57 438	$60 897

Select one:

p-value = 0.01, fail to reject the null hypothesis, there has been no change since the new ad campaign

p-value = 0.03, reject the null hypothesis, there has been a significant change since the new ad campaign

t stat = -2.78, t critical = -2.36, fail to reject the null hypothesis, there has been no change since the new ad campaign

t stat = -2.78, t critical = -1.89, reject the null hypothesis, there has been a significant change since the new ad campaign

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