Plz help - Which graph represents y=⌈x⌉over the domain 3≤x≤6 ?

Let the mean of the population be 38 instances of from 6" - 9" hatchings per nest, and let the standard deviation of the mean be 3. what sample mean would have a confidence level of 95% or a 2.5% margin of error?

Which of the following points is collinear with (-2,1) and (0,3)

Inez has a phone card. the graph shows the number of minutes that remain on her phone card a certain number of days.