00
What is the length of BC?
17
А A
9 units
11 units
O 15 units
...
![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 10.02.2021 08:40, briannasj6164
00
What is the length of BC?
17
А A
9 units
11 units
O 15 units
O 16 units
8
С
![answer](/tpl/images/cats/otvet.png)
Answers: 3
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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.
Answers: 1
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