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Hello this is for Tom or Damon or Scott, Please I need help and I need to show how I got the answers 5.8 Probability mass function, age of mother at birth of child Age 10-14 15-19 20-29 30-39 40-44 45-49 Age mid point 12.5 17.5 25 35 42.5 47.5 PR (X+x) 0.003 0.100 0.500 0.300 0.097 0.000 a. If we select a birth at random, what is the probability the mother is 19 years of age of younger? b. What is the probability she is 30 years of age or older? c. What is the expected age of the mother at birth? (Use age midpoints for your calculations) d. What is the variance of mother’s ages? 5.11 probability density function for the random number spinner for values between 0.0 and 1.0 The uniform probability density function for the range 0 to 1, denoted X-Uniform ().1). Use geometry to determine the following probability A . Pr (X<0.8) b. Pr (X<0.2) c. Pr (0.2<0.8)

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