[ T Tt B 5 L o PR 3. A school district claims that their students will perform better on the ACT exam compared to national average. To test this claim, a school psychologist arranged for 10 randomly selected high school juniors to take the exam recorded performance. The national average for the ACT is a 26. What conclusion would the psychologist draw following a ttestfora single sample using 26 as the "known" population mean and the .01 significance level? Use the five steps of hypothesis testing and calculate effect size. Note that | gave you scores instead of Sum of Squares (SS). You will have to calculate this yourself. Step 1: Null and Research Hypothesis Step 2: Create your comparison distribution Step 3: Determine your Critical Values Step 4: Calculate your t Score Step 5: Decision Step 6: Calculate Effect Size