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T/D 5/5 for the Kidney is:

Which of the following are ways inhomogeneities effect the radiation beam?

3-D information from a target and normal structures that may be displayed on the screen as if being viewed from the source of radiation along the CAX of the beam is?

What is the approximate V20 for the lung on this DVH?

True or False: The prescription point should lie in the penumbra region or where there is a steep dose gradient?

In the figure below, what is the water equivalent depth in cm to point X? (The density of lung is 0.3 g/cc).

True or False: If a patient had a complete surgical resection, a GTV can still be drawn on the CT.

Oftentimes when creating a strip plot, we will add jitter to that strip plot. What is the function of the jitter in the strip plot? 

Which of the following techniques can be useful for overcoming challenges both from outliers and from overplotting when creating scatterplots? 

The following graph has a problem that illustrates a general issue that one must be aware of when using density plots to graph the distribution of a single continuous variable. What is this problem?