Group Statistics Std. Error Mean female N Mean Std. Deviation writing score 00 male 91 50.1209 10.30516 1.08027 1.00 female 109 54.9908 8.13372 .77907 Independent Samples Test Levene's Test for Equality of Variances t-test for Equality of Means 95% Confidence Interval of the Difference Sig. (2-tailed) Mean Difference Std. Error Difference F Sig. df Lower Upper writing score Equal variances assumed 11.133 .001 -3.734 198 .000 -4.86995 1.30419 -7.44183 -2.29806 -4.86995 -7.49916 Equal variances not assumed -3.656 169.70 .000 1.33189 -2.24073

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Logic and Proofs

Discrete mathematics deals with the separated values of data such as integers. It is widely used in the practical field of computer science and mathematics. By knowing discrete mathematics one can improve their reasoning and problem-solving capabilities. Discrete mathematics became popular after the boom of computers which operate in discrete steps and store data in discrete bits. It also useful in studying computer programming, algorithms, and cryptography.