The probability distribution for the rate of return on an investment is 
a.What is the probability that the rate of return will be at least 10%?
b.What is the expected rate of return?
c.What is the variance of the rate of return?
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A developmental disorder that affects communication and behavior, characterized by difficulties in social interaction and communication, and by restricted and repetitive behaviors.
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An infection that inflames the air sacs in one or both lungs, which can fill with fluid or pus, causing coughing, fever, and difficulty breathing.
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A reduction in cognitive functions such as memory, problem-solving, attention, and language abilities, affecting daily life activities.
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