Approximately how many feet is John away from the base of the building
2 answers:
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Answer:
Margin of error of 0.0485 hours.
Step-by-step explanation:
We have that to find our level, that is the subtraction of 1 by the confidence interval divided by 2. So:
Now, we have to find z in the Ztable as such z has a pvalue of .
That is z with a pvalue of , so Z = 1.96.
Now, find the margin of error M as such
In which is the standard deviation of the population and n is the size of the sample.
In this question:
The margin of error is of:
Margin of error of 0.0485 hours.
Answer:
<h2> a₅ = 162</h2>Step-by-step explanation:
The nth term in the geometric sequence:
a₁ = 2 and r = 3
So: