1. Which of the substances listed in the table above would heat up fastest if an equal amount of heat energy were applied to all of the substances at the same time? Explain your answer.

2. Which of the substances listed in the table above would you choose as the best insulator
(substance that requires a lot of heat energy to experience a change in temperature)? Explain your
answer.

3. You work for a design company and have been given the task of designing a pot to boil water
quickly. Which of the materials in the table above would you select for your design and why?

7. see worksheet 1 for values of variables x1, x2 and x3 and answer the following questions: a. for each variable find the mean, median, coefficient of skewness, range and population standard deviation. b. compared to variable x1, how are the mean and median affected by extreme values (outliers) seen in x2 and x3. c. is the median or mean the better measure of location for x2 and x3? explain. d. explain the differences in the magnitudes of the skewness coefficients for the three variables. e. what is the relationship between the range and standard deviation looking across the three variables?