I didn’t get that second part, yet the answer for 1+1 is 2
Answer:
Step-by-step explanation:1/4(-12+4/3)
-12+4/3=-36+4/3
1/4*-32/3=-8/3
-2.666
Answer: Biased sample
Step-by-step explanation:
This is a biased sample because only students with strong opinions are likely going to volunteer or show interest in representing the school at the board meeting. This sample is a voluntary type sample, and at such the conclusion is not valid. This sample is biased because a group or population of students have a higher or lower sampling probability.