A salesperson's monthly expenses (in thousands of dollars) are exponentially distributed, with an average of 2.75 (thousand dollars). a. give the probability density function for the expenses. b. find the probability that the expenses are more than $4,000.

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

Select the correct answer from each drop-down menu. james needs to clock a minimum of 9 hours per day at work. the data set records his daily work hours, which vary between 9 hours and 12 hours, for a certain number of days. {9, 9.5, 10, 10.5, 10.5, 11, 11, 11.5, 11.5, 11.5, 12, 12}. the median number of hours james worked is . the skew of the distribution is

The image of abc after a reflection across eg is abc