Twenty years ago, 51% of parents of children in high school felt it was a serious problem that high school students were not being taught enough math and science. A recent survey found that 247

of 750 parents of children in high school felt it was a serious problem that high school students were not being taught enough math and science. Do parents feel differently today than they did twenty years ago? Use the =0.01 level of significance.

Q6 npo ( 1 - Po What are the null alternative hypotheses ? Hy : P 2 5 Versus Hy: P 2K Do not round V Find the test statistic ZO = - Round to 2 decimal P - valve Round to three decimals