Hy will random samples from a given population not have the same mean? Sample means will vary because the data values selected for samples are not randomly chosen.
Sample means will vary because for each sample the same data values are selected.
Sample means will vary because the data values are randomly selected from different populations.
Sample means will vary because the data values selected for each sample will be different.

if he is naked in public on purpose then yes. that is a crime and you should call the police as he could be a threat to females/ might flash.

20335+282=20617

step-by-step explanation:

there is only one way to arrange all the eight relative to each other because they are not distinct. we have

now there are nine places to place an (and not more than one in one place).   because we have four symbols, we need to choose four of these nine places to insert an . order does not matter because the are not distinct.

thus there are 1 · c(9,4) ways, or, if we calculate it,

thus there are 126 ways to form such "words."

the correct answer is the last option