An f-statistic is used to select one: a. test if a z-statistic is greater than 0. b. test the equality of two population variances. c. convert a z statistic to a t statistic d. test if the mse equals 0

Anthony is making a collage for his art class my picking shapes randomly. he has five squares, two triangles, two ovals, and four circles. find p( circle is chosen first)

The frequency table shows a set of data collected by a doctor for adult patients who were diagnosed with a strain of influenza. patients with influenza age range number of sick patients 25 to 29 30 to 34 35 to 39 40 to 45 which dot plot could represent the same data as the frequency table? patients with flu

Which ordered pair is a solution to the system of linear equations? 2x + 3y= 6 –3x + 5y = 10