Concept explainers
Let X ~ Exp(0.l).
a. decay rate = _________
b.
c. Graph the
d. On the graph, shade the area corresponding to P(x < 6) and find the probability.
e. Sketch a new graph, shade the area corresponding to P( 3 < x < 6) and find the probability.
f. Sketch a new graph, shade the area corresponding to P(x < 7) and find the probability.
g. Sketch a new graph, shade the area corresponding to the 40th percentile and find the value.
h. Find the average value of x.
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Introductory Statistics
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