![subject](/tpl/images/cats/mat.png)
Mathematics, 16.04.2020 04:19 maelonramirez
A group of 500 elders completed a test of cognitive functioning. the mean score was 85, the standard deviation was 5, and scores were normally distributed. approximately what percentage of the 500 scores fell between 80 and 90?
![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 13:30
The quadratic function h(t) = -16.1t^2 + 150 models a balls height, in feet, over time, in seconds, after its dropped from a 15 story building. from what height in feet was the ball dropped?
Answers: 2
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 02:30
Adoughnut shop charges $0.50 for each doughnut and $1 for a carryout box. shirley has $10 to spend. which inequality can be used to find d, the number of doughnuts she could have bought if she also wants them in one carryout box?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 03:10
Upstream: 1.04 = x β y downstream: 2.08 = x + y aro can paddle at a speed of miles per hour. the riverβs speed is miles per hour.
Answers: 3
You know the right answer?
A group of 500 elders completed a test of cognitive functioning. the mean score was 85, the standard...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 09.12.2020 02:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 02:20
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
Arts, 09.12.2020 02:20
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 02:20
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 02:20
![question](/tpl/images/cats/ap.png)
Advanced Placement (AP), 09.12.2020 02:20
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 02:20
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 02:20
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 02:20
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 02:20
![question](/tpl/images/cats/mat.png)
Mathematics, 09.12.2020 02:20