You are reporting the results of a 2 x 2 ANOVA which was conducted to evaluate the effects of sex and age on adolescents' duration of sleep on school nights. How would you report the main effect of age from the SPSS output in a single sentence in your results section using the options provided below? of Tests of Between-Subjects Effects Dependent Variable: Mean TST (school nights) Type Ill Sum Partial Eta Noncent. Observed Source of Squares df Mean Square F Sig. Squared Parameter Power Corrected Model 69912.803 23304.268 8.088 000 104 24.263 991 Intercept 50899306.94 50899306.94 17664.526 000 988 17664.526 1.000 SEX 21800.141 21800.141 7.566 .006 035 7.566 .782 Age 17256.709 17256.709 5.989 015 128 5.989 .683 SEX * Age 18583.886 18583.886 6.450 .012 030 6.450 .715 Error 602221.381 209 2881.442 Total 54857778.47 213 Corrected Total 672134.184 212 a. R Squared = .104 (Adjusted R Squared = .091) b. Computed using alpha = .05 RESULTS A significant main effect of Age was found, with 14 year olds sleeping longer than 15 year olds, F( n 2 = 24.23 .03 1 2881.44 5.99 .05 209 6.45