![subject](/tpl/images/cats/mat.png)
Mathematics, 21.07.2019 21:00 brittneyrost3722
Na study of 250 adults, the mean heart rate was 70 beats per minute. assume the population of heart rates is known to be approximately normal with a standard deviation of 12 beats per minute. what is the 99% confidence interval for the mean beats per minute?
![ansver](/tpl/images/cats/User.png)
Answers: 1
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 14:30
Quick translate "x is 12 units from 20" into an equation. what are the values of x being described? if you can answer any of my other questions that'd be great too
Answers: 2
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 15:50
Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 17:00
What is the value of the expression 9+n/3-6 when n = 12? 1. 5. 7. 12.
Answers: 1
You know the right answer?
Na study of 250 adults, the mean heart rate was 70 beats per minute. assume the population of heart...
Questions
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.04.2021 06:50
![question](/tpl/images/cats/mat.png)
Mathematics, 19.04.2021 06:50
![question](/tpl/images/cats/health.png)
Health, 19.04.2021 06:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 19.04.2021 06:50
![question](/tpl/images/cats/health.png)
Health, 19.04.2021 06:50
![question](/tpl/images/cats/himiya.png)
Chemistry, 19.04.2021 06:50
![question](/tpl/images/cats/mat.png)
Mathematics, 19.04.2021 06:50
![question](/tpl/images/cats/User.png)
![question](/tpl/images/cats/fizika.png)
Physics, 19.04.2021 06:50
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/biologiya.png)
Biology, 19.04.2021 06:50
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mkx.png)
Arts, 19.04.2021 06:50
![question](/tpl/images/cats/mat.png)
Mathematics, 19.04.2021 06:50
![question](/tpl/images/cats/istoriya.png)
History, 19.04.2021 06:50
![question](/tpl/images/cats/mat.png)
Mathematics, 19.04.2021 06:50