![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:40
2people are trying different phones to see which one has the better talk time. chatlong has an average of 18 hours with a standard deviation of 2 hours and talk-a-lot has an average of 20 hours with a standard deviation of 3. the two people who tested their phones both got 20 hours of use on their phones. for the z-scores i got 1 for the chatlong company and 0 for talk-a-lot. what is the percentile for each z-score?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 22:00
Mrs. avila is buying a wallpaper border to go on all of her kitchen walls. she wants to buy 5 extra feet of wallpaper border than she needs to be sure she has enough. she buys 55.5 feet of the border. the store owner selling the border uses the width of mrs. avila's kitchen to determine that the length of her kitchen must be 14.5 feet.
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:10
Point s lies between points r and t on . if rt is 10 centimeters long, what is st? 2 centimeters 4 centimeters 6 centimeters 8 centimeters
Answers: 2
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:00
Is experimental probibilty the same as the observed frequency in math? i need the answer asap!
Answers: 1
You know the right answer?
What is the discriminant of a quadratic equation...
Questions
![question](/tpl/images/cats/fizika.png)
Physics, 11.02.2021 20:00
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2021 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/istoriya.png)
History, 11.02.2021 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 11.02.2021 20:00
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/fizika.png)
Physics, 11.02.2021 20:10
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 11.02.2021 20:10
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2021 20:10
![question](/tpl/images/cats/en.png)
English, 11.02.2021 20:10
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2021 20:10
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2021 20:10
![question](/tpl/images/cats/mat.png)
Mathematics, 11.02.2021 20:10