A random group of 900 students, from the 5 million students in a certain state, is to be taken using the random number table.
a. How many digits will be needed to be assigned to each person?
b. Would it be possible for the random sample of 900 students to be all girls? Explain.
c. Would it be possible for the random sample of 900 students to be all members of their school’s lacrosse team? Explain.
d. Would it be probable for the random sample of 900 students to come from the same school district? Explain.