You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly different from 0.15. You use a significance level of α=0.002α=0.002....

You are conducting a study to see if the proportion of women over 40 who regularly have mammograms is significantly different from 0.15. You use a significance level of α=0.002α=0.002.


      H0:p=0.15H0:p=0.15
      H1:p≠0.15H1:p≠0.15


You obtain a sample of size n=319n=319 in which there are 44 successes.


What is the test statistic for this sample? (Report answer accurate to three decimal places.)
test statistic =


What is the p-value for this sample? (Report answer accurate to four decimal places.)
p-value =