![A Population follows a normal distribution with mean 10 and standard deviation 2. In a sample of 100, what is the probability of the sample mean being between 9.5 and 10.1? | Socratic A Population follows a normal distribution with mean 10 and standard deviation 2. In a sample of 100, what is the probability of the sample mean being between 9.5 and 10.1? | Socratic](https://useruploads.socratic.org/6X0OexWYSwuZaHe9L7dR_AA%201.png)
A Population follows a normal distribution with mean 10 and standard deviation 2. In a sample of 100, what is the probability of the sample mean being between 9.5 and 10.1? | Socratic
![The mean of two samples of the sizes 250 and 320 were found to be 20,12 respectively Their standard - Maths - Statistics - 16857813 | Meritnation.com The mean of two samples of the sizes 250 and 320 were found to be 20,12 respectively Their standard - Maths - Statistics - 16857813 | Meritnation.com](https://s3mn.mnimgs.com/img/shared/content_ck_images/ck_61742129b36b8.jpg)
The mean of two samples of the sizes 250 and 320 were found to be 20,12 respectively Their standard - Maths - Statistics - 16857813 | Meritnation.com
![mean - Can I divide the standard deviation of two samples to create an overall standard deviation? - Cross Validated mean - Can I divide the standard deviation of two samples to create an overall standard deviation? - Cross Validated](https://i.stack.imgur.com/an10K.jpg)