If you assume that EF = 0.65 eV, calculate the occupation probability for an electron at room temperature (300K) and at an energy of E = 2EF. Give a numeric solution (not an equation) for your answer.

What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?

Aviolently rotating column of air is formed around a region of extremely low air pressure above land. which of these weather conditions is most likely to follow? blizzard cyclone tornado hurricane

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?