Posted by **Ted** on Thursday, April 25, 2013 at 3:30pm.

To test H0: = 80 versus H1: < 80. a simple random sample of size n = 22 is obtained from a population that is known to be normally distributed.

a) If ¯x = 76.9 and s = 8.5, compute the test statistic.

## Answer This Question

## Related Questions

- Statistics - (25 pts, 5 pts each) The ounces of coffee that a machine dispenses ...
- stat - 7. A researcher selects a random sample. A 90% confidence interval for a ...
- statistics - a simple random sample will be obtained from a normally distributed...
- statistics - To test H0:µ =80 versus H1:µ < 80, a simple random sample of ...
- statistics - The sample mean is 12 for a sample of 26. The sample deviation is 3...
- statistics - A simple random sample of a size n is drawn from a population that ...
- Stats - A simple random sample will be obtained from a normally distributed ...
- statistics - Which of the following criteria must be met to do a one-sample test...
- statistics - A researcher wants to carry out a hypothesis test involving the ...
- Statistics - Which of the following criteria must be met to do a one-proportion ...

More Related Questions