Ideally, the smaller the sample population, the more accurate is the sampling result, but it will take longer time if the number of samples is huge.
The answer to the above question is ideally 20 light bulbs per sampling.
15 times percentage of 60 so i think it means it like 15/100 times 60/100
A 80 square meter I’m not quite sure
Answer:
B
Step-by-step explanation:
Just did it.
Step-by-step explanation:
It is 64*0.32=20.48 minutes or 20.5 minutes.
