1. For each scenario below, choose the sampling scheme or method that was used to obtain the data.

a. Jane randomly sampled 200 High School students at Richman High to get their opinion on the new dress code.

b. Sarah's company is divided into departments. She randomly selected 10 departments and interviewed every person working in that department asking their opinion on the new com-pany parking policy.

c. George sampled every 10th person on the registrar's list about the new required Freshman Seminar.

d. Dean Jones randomly surveyed 100 students from every grade classification to get their opin-ion of the new COVID screening required for all the students to attend class on campus.

e. In order to determine how the new city ordinances with respect to playground equipment affected how children play, a child psychologist visited the local playground and watched the children playing on the playground.

f. To determine how the members of his church feel about the new Sunday School hours, the pastor mailed a survey to every member.