Question 19 < > 0/3 pts 100 99 Details Suppose that the age of students at George Washington Elementary school is uniformly distributed between 6 and 11 years old. 47 randomly selected children from the school are asked their age. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - U( ~ Suppose that 47 children from the school are surveyed. Then the sampling distribution is b. What is the distribution of x? x - N( c. What is the probability that the average of 47 children will be between 8 and 8.6 years old? Question 20 0/3 pts 100 99 Details > Treat the number of months X after January 1 that someone is born as uniformly distributed from 0 to 12. Round all answers to 4 decimal places where possible. a. What is the distribution of X? X - U( b. Suppose that 39 people are surveyed. What is the distribution of for this sample? N( - c. What is the probability that the average birth month of the 39 people will be less than 6.8?