A researcher wants to test achievement scores for home schooled 4thgraders.He knows that the population average for achievement scores of students who attend school is 250.He samples 110 home schooled 4thgraders and finds and achievement level of 272 with a standard deviation of 10.Using a 0.01 significance level, the research finds the following:

H1:250

z: +/- 2.57

z = 2.20

Based on this information, what would you conclude?