Answer: Choice C
This is conducting a simple random sample (SRS) which is often the most effective way to form a sample. The other methods have some kind of bias to them, which means the sample won't represent the population.
Answer:
a.6.66
b.384
c.860
d.166
Step-by-step explanation:
help on what
2/3 1/5 6/8
4/3
x + 6 - (x + 2) / 3
= x - x + 6 - 2 / 3
= 4/3