(4 points) The ages of expectant parents at Huntsville Women's and Children's Hospital can be approximated by a bivariate normal distribution with parameters As 28.4, σ ,-6.8, lly-3 1.6. g.-7.4, and ρ-.82. The random variable X corresponds to the age of the pregnant woman and the random variable Y corresponds to the expectant father. Determine a) the percentage of pregnant women who are over 30 b) the percentage of pregnant women who are over age 30 whose husbands (or baby daddy) are aged 35 (4 points) The ages of expectant parents at Huntsville Women's and Children's Hospital can be approximated by a bivariate normal distribution with parameters As 28.4, σ ,-6.8, lly-3 1.6. g.-7.4, and ρ-.82. The random variable X corresponds to the age of the pregnant woman and the random variable Y corresponds to the expectant father. Determine a) the percentage of pregnant women who are over 30 b) the percentage of pregnant women who are over age 30 whose husbands (or baby daddy) are aged 35