Question

xDtable 3jpg (753x1422 Help Save & Exit Submit Assignment Chapter 11 6 6 Exercise 11-33 Static Nike's total revenues (in millions of $) for the Asian and Latin American revenues in Asia and Latin Americe represent population 1 and population 2, respectively 8.35 regions for the years 2005 through 2009 are as follows. Let the 1, Latin 985 967 1,165 1,285 a. Specify the competing hypoth eses in order to test whether the variance in revenues is greater in Asia than in Latin America. K Prev 6 of 6 i Next 659 PM 1/19/2019

Answer 1

From given information we have to test the claim that Whether the variance in revenues is greater in Asia than Latin America.
Therefore the null and alternative hypothesis are

$Ho :^{\sigma _{1}^{2}}/^{\sigma _{2}^{2}} \leqslant 1, Ha:^{\sigma _{1}^{2}}/^{\sigma _{2}^{2}} > 1$