What conclusions can you give why some students decided not to go to school?​

Given the following sampling distribution of one mean with a sample size 49, from a normally distributed population, find the population standard deviation, o.79828588912497

Determine the mean and variance of the random variable with the following probability mass function. f(x)=( 729divided by 91) (1 divided by 9) superscript x baseline comma x equals 1,2,3 round your answers to three decimal places (e. g. 98.765).

How do you create a data set with 8 points in it that has a mean of approximately 10 and a standard deviation of approximately 1?