![subject](/tpl/images/cats/mat.png)
Mathematics, 06.06.2020 20:00 ella3714
SAT scores were originally scaled so that the scores for each section were approximately normally distributed with a mean of 500 and a standard deviation of 100. Use the empirical rule to estimate the probability that a randomly-selected student gets a section score between 400 and 700.
a. 68%
b. 95%
c. 81.5%
d. 13.5%
![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, 20.06.2019 18:04
An equation is shown below: 3(4x β 2) = 1 which of the following correctly shows the first two steps to solve this equation?
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:50
The graph shows the distance kerri drives on a trip. what is kerri's speed?
Answers: 3
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:00
Which fraction is equal to 1hole and 2/5? a.3/5 b.75 c.57 d.73
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
Is a square always, sometimes, or never a parallelogram
Answers: 2
You know the right answer?
SAT scores were originally scaled so that the scores for each section were approximately normally di...
Questions
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/biologiya.png)
Biology, 18.10.2020 06:01
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 18.10.2020 06:01
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 18.10.2020 06:01
![question](/tpl/images/cats/mat.png)
Mathematics, 18.10.2020 06:01
![question](/tpl/images/cats/himiya.png)
Chemistry, 18.10.2020 06:01
![question](/tpl/images/cats/en.png)
English, 18.10.2020 06:01
![question](/tpl/images/cats/obshestvoznanie.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 18.10.2020 06:01