Mathematics, 14.02.2020 00:26 Blaked
Suppose you randomly guess on every question of a 20 question True/False test. Let x = number of questions that you answer correctly. Although values of x are whole numbers, x has an approximately normal distribution with mean = 10 and standard deviation = 2.2. What is the probability that you would get at least 12 questions correct?
Answers: 3
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How many solutions does the nonlinear system of equations graphed below have?
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What is the volume of a rectangular crate that has dimensions 9 inches by 9 inches by 1 feet? 1,458 in.3 121.5 in.3 1,012.5 in.3 36 in.3
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Mathematics, 21.06.2019 23:50
Astudent draws two parabolas both parabolas cross the x axis at (-4,0) and (6,0) the y intercept of the first parabolas is (0,-12). the y intercept of the second parabola is (0,-24) what is the positive difference between the a values for the two functions that describe the parabolas
Answers: 3
Suppose you randomly guess on every question of a 20 question True/False test. Let x = number of que...
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