Wednesday

July 30, 2014

July 30, 2014

Posted by **Donny** on Wednesday, November 17, 2010 at 4:06pm.

Based on this data, at α =.01, can we conclude that the proportion of democrats who favor “junk food" tax is more than 5% higher than proportion of republicans who favor such a tax?

- Statistics/Math- Please Help -
**PsyDAG**, Thursday, November 18, 2010 at 11:22amFor one-tailed test, you are only looking for deviation in one direction, indicated by your alternative hypothesis.

Ho: a = b

Ha: a > b or a < b

For a two-tailed test, you are just looking for any difference.

Ho: a = b

Ha: a ≠ b

I hope this helps.

**Related Questions**

Statistics/Math - I want to test H0: p = .12 vs. Ha: p ≠ .12 using a test ...

statistics - Would this be 2 tailed test or a 1 tailed test? " Do dog owners ...

statistics - Use Excel to find the p-value for each test statistic.a. Right-...

statistics z or t test - the average weekly earnings of a production worker ...

immediate help needed statistics one tailed hypo - the average weekly earnings ...

statistics t test - how to know exact t value using sample standard deviation ...

statistics - Find the p-value for each test statistic. a. Right-tailed test, z=+...

t test - how to know exact t value using sample standard deviation and sample ...

statistics - 20. Explain how the power of a hypothesis test is influenced by ...

statistics - 10. Explain how the power of a hypothesis test is influenced by ...