A survey of 144 similar-sized hospitals revealed a mean daily census in the pediatrics service of 27 with a standard deviation 6.5. Assume that this sample represents the entire population of the study. The researcher wishes to know whether or not the population mean is greater than 25 at the 0.05 level of significance. a. What is the most appropriate statistical test for this question? (t test or z test) (5%) b. What is the statistical testing value? (5%) b. What is the statistical decision? (5%)

Is the following relation a function? x y 1 4 −1 −2 3 10 5 16 yes no

You are cycling around europe with friends. a cycling festival is starting soon in barcelona. it will take 4.5 hours to cycle there. how many minutes in total is this?

Abc will undergo two transformations to give aa'b'c' which pair of transformations will give a different image of aabc if the order of the transformations is reversed? a. a rotation 90' counterclockwise about the origin followed by a reflection across the y-axis b a translation 5 units down followed by a translation 4 units to the right c. a reflection across the x-axis followed by a reflection across the y-axis a rotation 180'clockwise about the ongin followed by a reflection across the y-axis reset next 2 omentum all rights reserved o atk me anything o o e