A professor in an adult psychology class wanted to explore is there were significant difference in test scores based on age. The three age brackets below have been obtained from normal populations with equal variances. Use a simple ANOVA to test for differences among the groups and run a Tukey to compare each group. 30 and younger 31-49 50 and older 10 5 9 7 10 13 14 9 12 11 9 14 8 7 12 8 7 12 Fill in the chart: test selected Level of significance Ho Ha Degree of Freedom Critical Value Test statistic Decision Compare Factors Group Group Sig EMBED Equation.3 Decision Describe Findings 30 and younger 31-49 50 and older 10 5 9 7 10 13 14 9 12 11 9 14 8 7 12 8 7 12 .