![subject](/tpl/images/cats/mat.png)
Mathematics, 24.06.2019 13:40 karnun1201
1.suppose that scores on a knowledge test are normally distributed with a mean of 71 and a standard deviation of 6 a. label the curve: show the mean and the value of each standard deviation b. if angelica scored a 76 on the test what is her z score (draw her score on the curve above and label) c. what percent of students did angelica score higher than? how can you tell? d. if 185 students took the test how many students scored higher than angelica
![ansver](/tpl/images/cats/User.png)
Answers: 3
![](/tpl/images/ask_question.png)
![](/tpl/images/ask_question_mob.png)
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:20
The length of a rectangle plus its width is 25 cm. the area is 156 square cm. what are the length and width of the rectangle? separate the answers with a comma.
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:40
Which of the following represents the range of the graph of f(x) below
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:40
The value of x in this system of equations is 1. 3x + y = 9 y = ā4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (ā4x + 10) = 9 āx + 10 = 9 āx = ā1 x = 1 what is the value of y?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00
Round each decimal to the nearest thousandth. a. 5.39562 b. 0.12345 c. 5634 d. 18.93763
Answers: 1
You know the right answer?
1.suppose that scores on a knowledge test are normally distributed with a mean of 71 and a standard...
Questions
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 07:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 07:01
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 07:01
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.10.2020 07:01
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 18.10.2020 07:01
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 07:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/health.png)
![question](/tpl/images/cats/geografiya.png)
Geography, 18.10.2020 07:01
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 07:01