![Mathematics](/tpl/images/cats/mat.png)
Mathematics, 18.06.2020 00:57, noahwhitfield5331
Independent random samples from two regions in the same area gave the following chemical measurements (ppm). Assume the population distributions of the chemical are mound-shaped and symmetric for these two regions.
Region I: ; 438 1013 1127 737 491 840 306 402 1155 1075 500 340
Region II: ; 778 464 563 610 827 894 476 394 824 387 816 767 479 710 389 826
Required:
Find a 90% confidence interval.
![answer](/tpl/images/cats/otvet.png)
Answers: 2
Other questions on the subject: Mathematics
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00, xojade
Assume that the weights of quarters are normally distributed with a mean of 5.67 g and a standard deviation 0.070 g. a vending machine will only accept coins weighing between 5.48 g and 5.82 g. what percentage of legal quarters will be rejected? round your answer to two decimal places.
Answers: 1
![image](/tpl/images/cats/mat.png)
![image](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:30, bella122805
Awater truck is filling a swimming pool. the equation that represents this relationship is y=19.75x where y is the number of gallons of water in the pool and x is the number of minutes the truck has been filling the pool.
Answers: 1
Do you know the correct answer?
Independent random samples from two regions in the same area gave the following chemical measurement...
Questions in other subjects:
![Konu](/tpl/images/cats/mat.png)
Mathematics, 18.08.2019 18:30
![Konu](/tpl/images/cats/mat.png)
Mathematics, 18.08.2019 18:30
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/biologiya.png)
Biology, 18.08.2019 18:30
![Konu](/tpl/images/cats/istoriya.png)
History, 18.08.2019 18:30
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
![Konu](/tpl/images/cats/mat.png)
Mathematics, 18.08.2019 18:30
![Konu](/tpl/images/cats/biologiya.png)
Biology, 18.08.2019 18:30
![Konu](/tpl/images/cats/mat.png)
Mathematics, 18.08.2019 18:30