![subject](/tpl/images/cats/mat.png)
Mathematics, 27.08.2019 22:30 jerenasmith8
The average american adult has completed an average of 11.25 years of education with a standard deviation of 1.75 years. a random sample of 75 adults is taken.
a) what is the probability that the sample will have a mean more than 11.5?
b) what is the probability that the sample will have a mean between 11 and 12 years?
![ansver](/tpl/images/cats/User.png)
Answers: 1
![](/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 15:20
Find the image of a(4, -2) after it is reflected over the line y= 2, then reflected over the line x = 2. (-8,6) o (0.-2) o (0,6) (-8, -2)
Answers: 1
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 23:00
The length of an intercepted arc of a central angle of a circle is 4 cm. if the radius of the circle is 5 cm what is the measurement of the central angle to the nearest whole degree
Answers: 2
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 00:00
The graph is supposed to show f(x) = 3 sin (x/4+1) - 1/2. which of the following are correctly represented in the graph? select two of the following that apply.
Answers: 1
You know the right answer?
The average american adult has completed an average of 11.25 years of education with a standard devi...
Questions
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/istoriya.png)
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2020 21:15
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2020 21:15
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2020 21:15
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2020 21:16
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2020 21:16
![question](/tpl/images/cats/ekonomika.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/himiya.png)
Chemistry, 23.04.2020 21:16
![question](/tpl/images/cats/biologiya.png)
Biology, 23.04.2020 21:16
![question](/tpl/images/cats/mat.png)
Mathematics, 23.04.2020 21:16
![question](/tpl/images/cats/fizika.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/mat.png)