The table shows records of money related activities of a bakery owner over period of a week.

Triangle xyz has vertices x(1,3), y(0,0)

The brain volumes (cm cubed) of 50 brains vary from a low of 904 cm cubed to a high of 1488 cm cubed. use the range rule of thumb to estimate the standard deviation s and compare the result to the exact standard deviation of 175.5 cm cubed, assuming the estimate is accurate if it is within 15 cm cubed

What is 1.5% of 120 or what number is 1.5% of 120