Question: A variable has the density curve whose equation is y = 2x for 0 < x < 1, and y = 0 otherwise. a. Graph

A variable has the density curve whose equation is y = 2x for 0 < x < 1, and y = 0 otherwise.
a. Graph the density curve of this variable.
b. Show that the area under this density curve to the left of any number x between 0 and 1 equals x2. What percentage of all possible observations of the variable
c. lie between 1/2 and 3/4?
d. are at least 1/4?

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