![subject](/tpl/images/cats/mat.png)
Mathematics, 09.04.2020 20:53 sdfghyuji123
A. An instructor gives a 100-point exam in which grades are normally distributed. The mean is 65 andthe standard deviation is 10. If there are 10% A's, 10% B's, 60% C's, 8% D's, and 12% F's, nd the scoresthat divide the distribution into those categories. B.) Using the mean and variance in the problem, what is the probability that the sample average of the final grades for 36 students is above 67?
![ansver](/tpl/images/cats/User.png)
Answers: 2
Another question on Mathematics
![question](/tpl/images/cats/mat.png)
Mathematics, 21.06.2019 18:30
How to use order of operation in 20 divide by 4 multiply 5 = 1
Answers: 1
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 22.06.2019 01:00
Exclude leap years from the following calculations. (a) compute the probability that a randomly selected person does not have a birthday on october 4. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability that a randomly selected person does not have a birthday on the 1st day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability that a randomly selected person does not have a birthday on the 30th day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (d) compute the probability that a randomly selected person was not born in january. (type an integer or a decimal rounded to three decimal places as needed.)
Answers: 1
You know the right answer?
A. An instructor gives a 100-point exam in which grades are normally distributed. The mean is 65 and...
Questions
![question](/tpl/images/cats/biologiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.11.2020 02:10
![question](/tpl/images/cats/biologiya.png)
Biology, 17.11.2020 02:10
![question](/tpl/images/cats/istoriya.png)
History, 17.11.2020 02:10
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.11.2020 02:20
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/en.png)
![question](/tpl/images/cats/mat.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.11.2020 02:20
![question](/tpl/images/cats/mat.png)
Mathematics, 17.11.2020 02:20
![question](/tpl/images/cats/himiya.png)
![question](/tpl/images/cats/mat.png)
Mathematics, 17.11.2020 02:20
![question](/tpl/images/cats/mat.png)
Mathematics, 17.11.2020 02:20
![question](/tpl/images/cats/mat.png)
Mathematics, 17.11.2020 02:20
![question](/tpl/images/cats/istoriya.png)