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  3. use the following table to answer the questions a find...

Question: use the following table to answer the questions a find...

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  1. Use the following table to answer the questions.

    1. a) Find the probability that X is at most -50.

    2. b) Find the probability that X is more than -10.

    3. c) Find the probability that X is between (inclusive) -90 and 0.

    4. d) Construct the corresponding pdf.

    5. e) Calculate the variance of X.

x. -100. -80. -40. 0. 10

P(X_<x) 0.35. 0.43. 0.64. 0.87. 1

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