A population of N = 100,000 has a standard deviation of 50. A sample of size n was chosen from this population. What is the σ_Xbar when a sample size of 3000 is selected?

if x decreases by 4 then y increases by 10

step-by-step explanation:

b

step-by-step explanation:

twenty-six miles over two gallons because the proportion for the original 13 miles to one gallon would be written 13/1 and, doing the same thing to the top and bottom, i multiplied by 2 and got 26/2