I need help with this please
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Answers: 1
Mathematics, 21.06.2019 20:30, cogger9348
3.17 scores on stats final. below are final exam scores of 20 introductory statistics students. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 57, 66, 69, 71, 72, 73, 74, 77, 78, 78, 79, 79, 81, 81, 82, 83, 83, 88, 89, 94 (a) the mean score is 77.7 points. with a standard deviation of 8.44 points. use this information to determine if the scores approximately follow the 68-95-99.7% rule. (b) do these data appear to follow a normal distribution? explain your reasoning using the graphs provided below.
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Mathematics, 21.06.2019 23:50, yarrito20011307
4. (10.03 mc) the equation of line cd is y = β2x β 2. write an equation of a line parallel to line cd in slope-intercept form that contains point (4, 5). (4 points) y = β2x + 13 y = negative 1 over 2 x + 7 y = negative 1 over 2 x + 3 β 2x β 3
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Mathematics, 22.06.2019 04:20, silasjob09
Given the equation negative 4 square root x minus 3 equals 12
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