The temperature seventeen degree below zero degree can be expressed as,
So answer is -17 degrees.
Option A is correct answer.
the capacity of Jose's vase is 2,419 milliliters of water he poured 1 liter 229 milliliters of water into the empty vase then he
1 answer:
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Answer:
We need a sample size of 564.
Step-by-step explanation:
In a sample with a number n of people surveyed with a probability of a success of , and a confidence level of
, we have the following confidence interval of proportions.
In which
z is the zscore that has a pvalue of .
For this problem, we have that:
The margin of error is:
95% confidence level
So , z is the value of Z that has a pvalue of
, so
.
Based upon a 95% confidence interval with a desired margin of error of .04, determine a sample size for restaurants that earn less than $50,000 last year.
We need a sample size of n
n is found when
So
Rounding up
We need a sample size of 564.