Compare the mean of the prices of felix's books and of tyler's books. what do the differences in the means tell you about the prices of the two sets of books?

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

At your job you're paid $50 per week plus $3 per sale at least how many saled do you need to make in order to have over $250

Shape a is congruent to shape , as shown by a reflection across the y-axis and then a translation down units. shape b is congruent to shape , as shown by a reflection across the y-axis and then a translation down units.