Biased, because there is only survey of one group of people (one grade, one class). The sample (the class) is too small compared to the population (assuming it’s an average school size). You will end up with less than 1 percent of the population size thus the survey is not reliable information.
Answer:
224 fl.oz
Step-by-step explanation:
Answer:
7 is a prime, so you're finished.
You write the result as
756
=
2
2
⋅
3
3
⋅
7
Answer:
219.1
Step-by-step explanation:
Answer: A. 10% of the time, the population parameter will lie outside of the interval.
Step-by-step explanation:
If we have
confidence interval is that we are
certain that it contains the true population parameter in it.
Similarly , if we have a 90% confidence interval for a population parameter, then we are 90% certain that it contains the true population parameter in it.
i.e. 10% not certain that it contains the true population parameter in it.
i.e. 10% of the time, the population parameter will lie outside of the interval.