I2 + 6 = 91
А. х = 10 or t = -10
В. х = 13 or t = 7
C. х = 7 or t = -13
D. х = 3...
Mathematics, 01.04.2021 21:40 Jonny13Diaz
I2 + 6 = 91
А. х = 10 or t = -10
В. х = 13 or t = 7
C. х = 7 or t = -13
D. х = 3 от т = -3
Answers: 3
Mathematics, 21.06.2019 20:30
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.
Answers: 1
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Bella want to know what the students at her school think of her show. which is the best group to survey to find this information a. go to the mall and ask all of the students she recognizes from school b. ask her viewers to call in durning an episode of the show c. get a list of students at her school from the office and use a random number generator to pick 30 of them d. get a list of students at her school from the office and pick the first 30 students on the list
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Mathematics, 21.06.2019 22:00
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Answers: 3
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