In the late summer of 2008, a brief war broke out between the two countries—Russia and...

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Statistics

In the late summer of 2008, a brief war broke out between thetwo countries—Russia and Georgia. Suppose you are a researcherinterested in nationalistic attitudes in these two countries. Youdecided to use data from the World Values Survey, which isavailable at the following URL: http://www.worldvaluessurvey.org/.The data of interest are presented below on Russianrespondents.
Age
Proud of Nationality?
15–29
30–49
50+
Very proud
738
132
279
Quite proud
940
227
388
Not very proud
523
133
238
Not proud at all
194
47
83
Exactly 940 persons between the ages of 15 and 29 indicated thatthey were “quite proud” of their nationality. Suppose for themoment that only 840 persons between the ages of 15 and 29 were“quite proud” of their nationality. Keeping the other cells as theywere originally, recalculate the value of the chi-square statisticand determine whether it is statistically significant.

Answer & Explanation Solved by verified expert

4.4 Ratings (596 Votes)

Replace 940 by 840The formula of Chi square test statistics isWhere O observed frequencies which are given in the tableE Expected frequenciesThe formula to find the expected frequency isTo find the expected values find the row column andgrandoverall totalExpected value for 738 See Answer

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	Age
Proud of Nationality?	15–29	30–49	50+
Very proud	738	132	279
Quite proud	940	227	388
Not very proud	523	133	238
Not proud at all	194	47	83