Determine the chi-square critical value
Determine the chi-square critical value for 13 degrees of freedom when a= 0.05 and the test is one-tailed right?
a) 3.987
b) 4.107
c) 5.892
d) 7.042
e) 12.923
F) 22.362
g) 27.688
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A poll stated that 32% of those polled think economy is getting worse. An economist wanted to check this claim so she surveyed 750 people and found that 30% of them thought economy is getting worse. then if we are doing the 2 tail test and a= 0.05
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