Amanager associated each employee's name with a number on one ball in a container, then drew balls without looking to select a sample of 555 employees. what type of sampling is this?

Simple random sample

Step-by-step explanation:

The given statement : A manager associated each employee's name with a number on one ball in a container, then drew balls without looking to select a sample of 555 employees.

Here the probability of each employee has equal chances of being selected.

Hence, this is a simple random sample.

i think it's ф or x=6,-6

step-by-step explanation:

-x^2=-36

x^2=-36

ф

or

if you mean by : -(x^2)=-36

it'll be: x^2=36

x=6,x=-6

hope it'll ! have a good day!

you for asking!