Posted by daniel on Tuesday, April 19, 2011 at 11:54pm.
a study by Hewitt Associates showed that 79% of companies offer employees flexible scheduling. suppose a researcher believes that in accounting firms this figure is lower. The researcher randomly selected 415 accounting firms and through interviews determines that 303 of these firms ahve flexible scheduling. with a 1% level of significance , does the test show enough evidence to conclude that a significantly lower proportin of accounting firms offer employees flexible scheduling?

statistics  MathGuru, Wednesday, April 20, 2011 at 8:17pm
This problem is similar to another problem you posted. Check out that problem to help you with this one.
(Hint: this would be a binomial proportion onesample ztest.)