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Find the critical values for the indicated test for a population variance, sample size n, and the level of significance "a".
1. Left-tailed test, n = 27, = 0.05
2. Two-tailed test, n = 15, = 0.05
3. Right-tailed test, n = 41, = 0.10
Problems 9-12. State whether the standardized test statistic X(2) allows you to reject the null hypothesis for a two-tailed test with X(2)L = 6.408 and X(2)R = 33.409.
4. X(2) = 35.00
5. X(2) = 28.75
6. X(2) = 8.40
7. X(2) = 6.25
The appropriate probability concepts and your application of them to find resulting data to limit the uncertainty within this business decision.
Significance level to test the claim that less than half (.5) of all executives identify that error as being the most common job interviewing error.
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