A researcher wants to conduct a study of the access speed of hard drives and estimate the population mean with 99% confidence. How many hard drives should he include in his sample to be accurate within 3 nanoseconds if the standard deviation of the population is known to be 8.0 nanoseconds?

your answer would be 10x - 1

$54.99

step-by-step explanation:

$54.99 includes 500 min. if she does not exceed 500 min then her bill is $54.99

3

step-by-step explanation:

because where the point where the 2 lines intersect is (3,-1) the x value is 3

“a term can be a signed number, a variable, or a constant multiplied by a + sign or j sign. in , the terms are 5x , 3y and 8. when a term is made up of a constant multiplied by a variable or variables, that constant is called a coefficient.” i hope this you.