![subject](/tpl/images/cats/mat.png)
Mathematics, 08.04.2020 00:50 deidaralove90
4) A manufacturer uses a new production method to produce steel rods. A random sample of 17 steel rods
resulted in lengths with a standard deviation of 4.7 cm. At the 0.10 significance level, test the claim that the new
production method has lengths with a standard deviation different from 3.5 cm, which was the standard
deviation for the old method.
![ansver](/tpl/images/cats/User.png)
Answers: 2
![](/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 17:00
Asocial networking site currently has 400,000 active members, and that figure is predicted to increase by 32% each year. the following expression represents the number of active members on the site after t years.
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:20
Closing a credit card usually _your debt ratio.a. increasesb. decreasesc. improvesd. has no effect on
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 19:50
Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?
Answers: 1
![question](/tpl/images/cats/mat.png)
You know the right answer?
4) A manufacturer uses a new production method to produce steel rods. A random sample of 17 steel ro...
Questions
![question](/tpl/images/cats/istoriya.png)
History, 22.06.2020 23:55
![question](/tpl/images/cats/mkx.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2020 23:55
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2020 23:55
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2020 23:55
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2020 23:55
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2020 23:55
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2020 23:55
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2020 23:55
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2020 23:55
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
History, 22.06.2020 23:55
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2020 23:55
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2020 23:55
![question](/tpl/images/cats/en.png)
English, 22.06.2020 23:55