At the end of each year, a company gives a bonus to all of its employees. The size of this bonus can take one of four possible values (in thousands of dollars): 1, 2, 5, Let X be the size of the bonus given to a randomly chosen employee. The distribution function of X is given by

(i) What are the possible values for the constant K above?
(ii) Explain whether the random variable X is discrete or continuous.
(iii) For K = 0.6, find the probabilities P(1

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