Please help. thank you
...
![answer](/tpl/images/cats/otvet.png)
Answers: 3
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
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
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30, oliup567
(c) the diagram shows the first three shapes of a matchsticks arrangement. first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.
Answers: 2
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30, ojbank4411
Tom can paint the fence in 12 hours, but if he works together with a friend they can finish the job in 8 hours. how long would it take for his friend to paint this fence alone?
Answers: 1
Do you know the correct answer?
Questions in other subjects:
![Konu](/tpl/images/cats/en.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/health.png)
Health, 18.11.2020 06:50
![Konu](/tpl/images/cats/mat.png)
Mathematics, 18.11.2020 06:50
![Konu](/tpl/images/cats/mat.png)
Mathematics, 18.11.2020 06:50
![Konu](/tpl/images/cats/informatica.png)
Computers and Technology, 18.11.2020 06:50
![Konu](/tpl/images/cats/mat.png)
Mathematics, 18.11.2020 06:50
![Konu](/tpl/images/cats/himiya.png)
![Konu](/tpl/images/cats/es.png)
Spanish, 18.11.2020 06:50
![Konu](/tpl/images/cats/istoriya.png)
History, 18.11.2020 06:50