The number of users for some internet services provider has always averaged five thousands with a standard deviation of 800. after an equipment upgrade average number of users at hundred randomly selected moments of time is 5200. does it indicate at 5% level of significance that the mean number of users has increased

to plot points   for x just start at the origin (middle) and go to the left however many times it say(if the number is a positive) if the number is a negative then go right however many times it says if it is 0 go nowhere

now keep you pencil there and go up however many times it says on y(if it is positive) if it is negative then go down however many times it says. if it says 0 go nowhere.

you have just plotted a point! now when you finish plotting all of them connect them with a ruler

plot each point as (-3, 7), (0,4), (3,1), (8,-4)   in the parenthesis on the left of the comma is x and the right is y.

no its the same as every other grade

step-by-step explanation:

answer: you will have more water.