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1. ### AP STATS: HELP? Find the power of the tests? 10 PTS RIGHT AWAY!?

I calculated type Type I and II error, both equal 11.5% (most likely to throw you off) check your work for answer #1 soory, but ican't recall the formula for the power of a test

2 Answers · Science & Mathematics · 12/02/2012

2. ### probability question - don't know how to do .?

Parts a, b, c CANNOT be answered. The probability of a Type I error depends on the significance level. The probability of a Type II error depends upon the confidence level. You have provided neither...

1 Answers · Science & Mathematics · 16/06/2013

3. ### statistics?

First off, VARx > 43.12 implies you'd reject if the variance of the sample is greater than 43.12. this is a very bad idea since you are looking at the mean. So if VARx is the mean we should use a less confusing notation, such...

2 Answers · Science & Mathematics · 05/04/2008

4. ### statistics problem regarding null and alternative hypotheses?

The probability of a Type I error is bounded by the significance level of the test. You did not define a significance level or a rejection region here. there is not enough information given to find the probability of a Type I Error...

1 Answers · Science & Mathematics · 12/04/2008