Your patient has a chest tube to treat a pneumothorax. They are complaining of shortness of breath and you note decreased breath sounds on that side. What assessments will you perform on the chest tube system? Choose ALL that apply.

The random variable that this problem is about is called . It has a cumulative distribution function given by  for

Consider a Bernoulli random variable  which takes values 0 or 1. The parameter of this random variable is where . Find   , where we recall that   is the exponential function.    

Which period in Egypt saw the use of mastabas as tomb structures?

Consider flips of a fair coin. Let X be the random variable that is the total number of tails. Note that X can be any nonnegative integer from 0 to . Let Y be the random variable that is the number of heads in the last flip (can be 0 or 1). What is the probability  ?

Suppose random variables X and Y are related as Y=X+. Suppose the random variable X has mean zero, and variance 1. What is expected value of ?

What items were commonly found in Christian graves?

Which culture used cedar oil to preserve enemy heads?

This problem is about what it takes for a function to be a valid probability density function. Consider two functions which are valid probability density functions (PDF).  Which of the following is incorrect?

Take a look at the probability density function of the random variable X given as below:   What is the probability