![subject](/tpl/images/cats/mat.png)
Mathematics, 30.05.2020 15:58 kaitlyn114433
The scores on a quiz are normally distributed. The mean of the quiz is 88 and the standard deviation is 2.6. By using the Empirical rule, what scores fall 2 standard deviations from the mean?
86.4 and 90.6
85.4 and 88.6
86 and 90
85.4 and 90.6
![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)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:30
Your best friend told you that last week scientists disco y that las vegas is responsible for abrupt climate changes. which do you think is best way to research that recent discovery? an encyclopedia usgs internet site a book in the library your best friend’s parents for your ! ❤️
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:30
For the word below, click on the drop-down arrows to select the root and its meaning. version
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:30
Akid's pool is cylindrical and has a radius of 5 feet and a height of 2 feet. if a cubic foot holds about 7.48 gallons of water, how many gallons of water does the kid's pool hold? 21 gallons 52.3 gallons 1,174,4 gallons 157 gallons
Answers: 2
You know the right answer?
The scores on a quiz are normally distributed. The mean of the quiz is 88 and the standard deviation...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 23.04.2020 20:09
![question](/tpl/images/cats/en.png)
English, 23.04.2020 20:09
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.04.2020 20:09
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2020 20:09
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.04.2020 20:09
![question](/tpl/images/cats/fizika.png)
Physics, 23.04.2020 20:09
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 23.04.2020 20:09
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
History, 23.04.2020 20:09
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2020 20:09
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2020 20:09
![question](/tpl/images/cats/biologiya.png)
Biology, 23.04.2020 20:09