A one-way between groups analysis of variance was conducted to explore the impact of age on levels of optimism.

INSTRUCTIONS TO CANDIDATES

ANSWER ALL QUESTIONS

Based on the SPSS tutorial “ANOVA SPSS Tutorial” – use the attached data set and calculate the effect size.

NOTE: YOU WILL USE THE COHEN d FORMULA FOR THIS LAB NOT ETA. Submit your syntax and output and fill in all bolded sections to present your results:

A one-way between groups analysis of variance was conducted to explore the impact of age on levels of optimism. Subjects were divided into three groups according to age (describe the groups here). There was/wasn’t (pick one) a statistically significant difference. The actual difference in mean scores between the groups was nil/small/medium/large (pick one). The effect size using Cohen was calculate this. Post hoc comparisons using the Tukey test indicated that the mean score for Group 1 (M = ? , SD = ?) was/was not (pick one) significantly different from Group 3 (M=?, SD = ?) Group 2 (M=?, SD = ?) did/did not (pick one) differ significantly from either Group 1 or Group 3.

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