Aresearcher expects a treatment to produce an increase in the population mean. the treatment is evaluated using a one-tailed hypothesis test, and the test produces z = −1.85. based on this result, what is the correct statistical decision?

Thomas is using a drawing program to complete a construction. which construction could he be completing? two perpendicular lines are drawn. inscribing an equilateral triangle in a circle inscribing a square in a circle inscribing a regular pentagon in a circle inscribing a regular hexagon in a circle