![subject](/tpl/images/cats/mat.png)
Mathematics, 05.03.2020 05:09 emilyleighty07
Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard deviation of 1.6. (Round your answers to four decimal places.) (a) If the distribution is normal, what is the probability that the sample mean hardness for a random sample of 11 pins is at least 51?
![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 14:00
What is the slope of a line that is perpendicular to y = 3x + 1
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:00
Ageologist had two rocks on a scale that weighed 4.6 kilograms together.rock a was 0.5 of the total weight.how much did rock a weigh?
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 20:30
Laura read 1/8 of a comic book in 2 days. she reads the same number of pages every day. what part of the book does she read in a week
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 21:00
Me! i will mark you brainliest if you are right and show your i don't get polynomials and all the other stuff. multiply and simplify.2x(^2)y(^3)z(^2) ยท 4xy(^4)x(^2)show your
Answers: 2
You know the right answer?
Rockwell hardness of pins of a certain type is known to have a mean value of 50 and a standard devia...
Questions
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 23:06
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/informatica.png)
Computers and Technology, 27.05.2020 23:06
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 23:06
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 23:06
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 27.05.2020 23:06
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/obshestvoznanie.png)
Social Studies, 27.05.2020 23:06
![question](/tpl/images/cats/istoriya.png)
History, 27.05.2020 23:06