Question

Rima wants to learn more about the heights of the students at Spring Valley Middle School. The school teaches students in grades 6 through 8. Each subject is taught by a different teacher, so students change classrooms every period. Students don’t have a class every period, but every student has a homeroom class. Consider five samples from this population, then answer the questions that follow.

Sample A: Survey four random students in each of Rima's classes.
Sample B: Survey two random students from each homeroom class.
Sample C: Survey three random girls from every third-period class.
Sample D: Survey every sixth person in the student directory.
Sample E: Survey every third person in the band directory.


Part B: Is sample B a random sample? Why or why not?

Part C:Is sample C a random sample? Why or why not?

Part D:Is sample D a random sample? Why or why not?

Part E: Is sample E a random sample? Why or why not?
Hurry Any unwanted answer will be reported imedintly.

Answer 1

Answer:

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Part B: Is sample B a random sample? Why or why not?

Part C:Is sample C a random sample? Why or why not?

Part D:Is sample D a random sample? Why or why not?

Part E: Is sample E a random sample? Why or why not?