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Lorena Delgado Marchan & | 06/04 Test: * Real Final Exam ( 6/4 Fri: 7:30 - 9:30 pm) Sp 21 Time Remaining: 02:28:39 This Question: 1 pt 1 6 of 25 (0 complete) This Test: 2 Suppose you scored 90, 79, 86, and 77 on your four exams in a mathematics course. Calculate the range and standard deviation of your exam scores. Round the mean to the nearest tenth to calculate the standard deviation. The range of the exam scores is . (Simplify your answer.) The standard deviation of the exam scores is . (Round to two decimal places as needed.) Enter your answer in each of the answer boxes. Student Feedb....docx W - Alternative Fact....docx W- G Search or type URLThis Question: 1 pt "(1. 7:30 - 9:30 pm) Sp 21 5 of 25 (0 complete) Construct a truth table for the statement (rAs)(rvs). Complete the truth table. r S rAs rVs (rAs)(rvs) T T Click to select your answer(s). W- Student Feedb....docx W Alternative Fact....docx.30 - 9:30 pm) Sp 21 This Question: 1 pt 4 4 of 25 (0 complete) Find the modulo class to which the following number belongs for the indicated modulo system. -6, mod 7 The modulo class is Enter your answer in the answer box, Student Feedb....docx Alternative Fact....docx W