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7 years ago in Dissertation/Thesis By Nilisha Yadav
Use of alpha
Hi. I am confused whether alpha could be used for refusal of null or alternative hypothesis? I’m stuck with this part and can’t proceed further with my research
Please help!!
All Answers (3 Answers In All)
By Piyush Batra Answered 7 years ago
The chosen alpha level. Smaller levels produce smaller values for power.
Whether a one-tailed or two-tailed test is used. Statistical power is greater for one-tailed tests
Sample size: Larger samples provide greater power
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By Raiman S Answered 7 years ago
Power is calculated as 1 – α, where α is the probability of making a Type II error
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By Mayank Singh Answered 7 years ago
Step 1. Set up hypotheses and select the level of significance α.
Step 2. Select the appropriate test statistic.
Step 3. Set up a decision rule.
Step 4. Compute the test statistic.
Step 5. Conclusion.
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