ou ARED GOODNESS-OF-FIT TEST CHI THE 341 Candidate party poll amount actual Schw
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ou ARED GOODNESS-OF-FIT TEST CHI THE 341 Candidate party poll amount actual Schwarzenegger Republican Bustamante Democrat McClintock Republican 315 48.6 197 31.5 12.5 Camejo Green Huffington Independent 16 Other 0.6 Table 10.1: California gubernatorial recall election. Problems 101 A die is rolled 100 times and yields these frequencies 1 2 3 4 5 6 count 13 17 9 17 18 26 1/6 for cance test with Ho: p Is this a fair die? Answer using a signifi each i, and HA pi 6 for at least one i. 102 Table 10.1 contains the results of a poll of 787 registered voters and the actual race results (in percentages of total votes) in the 2003 gubernatorial recall election in California. Answer this using a Is data consistent with the actual results? the sample test of significance.Explanation / Answer
10.1)
from above Chi stat =9.68 with (n-1=5) degree of freedom.
for above p value =0.0848 .as p value is greater then 0.05 level of significnace we can not reject that it is a fair die.
10.2)
for above chi stat =152.5565 and 5 degree of freedom
for above p value=0.0000
as p vlaue is significantly low we reject that data is consistent with actuak results
observed Expected Chi square Digit Probability O E=total*p =(O-E)^2/E 1 1/6 13.000 16.67 0.81 2 1/6 17.000 16.67 0.01 3 1/6 9.000 16.67 3.53 4 1/6 17.000 16.67 0.01 5 1/6 18.000 16.67 0.11 6 1/6 26.000 16.67 5.23 100 100 9.6800Related Questions
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