Q1. Perform and Interpret an Independent-Samples t Test (12 points total) Gender is a potential factor in the effect of aging on cognitive functions. In order to examine the effect of gender in aging, we need to make sure that the female and male participants are not significantly different in age when they enter the project. Perform a t test to compare females and males on the variable Age1 (age at the first testing session). Note: Remember to submit the SPSS output file that contains this analysis. A. Answer the following questions about the Levene's Test for Equality of Variances based on the SPSS output. Paste the relevant SPSS output table(s) to support your answers, as instructed below. 1. What is the null hypothesis being tested by the Levene's test? (1 point)