Wednesday

September 3, 2014

September 3, 2014

Posted by **bobbie** on Sunday, April 29, 2012 at 11:24pm.

Ho:m>=80

Ha:m<80

A sample of 121 provided a sample mean of 77.3. The population Standard Deviation is known to be 16.5.

A. compute the value of test statistic

B. Determin the p value: and at 93.7% confidence, Test the above hypothesis

C. using the critcal value approach at 93.7 % confidence, test the hypotisis

**Answer this Question**

**Related Questions**

Statistics - 8. A sample of 65 observations is selected from one population. The...

statistics - 7. A sample of 40 observations is selected from one population. The...

statistics - Given a sample size of 38, with sample mean 660.3 and sample ...

stats - sample was obtained from a population with unknown parameters. scores: 6...

sample size/ standard deviations - How do we compute sample size fluctuations? ...

Statistics - This is the first question..... For a population that has a ...

Math - I need help with this these two problem PLEASE!!! For a population with ...

MATH STATS - For each of the following samples that were given an experimental ...

statistics - what are the mean and standard deviation of a sampling distribution...

Statistics - In an essay of 250-500 words, thoroughly address the following ...