To graph y=2/3x+4 emaan plots one point at 0,4 and a second point 2 units right and 3 units up at 2,7 he then draws a line through 0,4 and 2,7 what error did emaan make

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

Two cyclists 84 miles apart start riding toward each other at the same. one cycles 2 times as fast as the other. if they meet 4 hours later, what is the speed (in mi/h) of the faster cyclist?

Which type of graph would allow us to quickly see how many students between 100 and 200 students were treated?