Jeremy and his classmates conduct an experiment with a set of weights and a spring. They record their results in the table. Use the table to answer Items 21-24.
2
Student
Mass (lb)
Spring Stretch (in.)
Jeremy
5
7.5
Adele
I
12
Roberto
14
21
Shanice
21
36
Guillaume
28
42
21. Make a graph of the data.

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

Rosy waxes 2/3 of her car with 1/4 bottle of car wax. at this rate, what fraction of the bottle of car wax will rosey use to wax her entire car

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.