whatsthe peritmter of this trapezoid EFGH the points are E(-2,2) F(5,2) G(2,-2) H(-2,-2)
You should think about guessing a value of the population mean (your null hypothesis) and using the sample mean in the data to invalidate your
You should think about guessing a value of the population mean (your null hypothesis) and using the sample mean in the data to invalidate your presumption.