At a football stadium, 25% of the fans in attendance were teenagers. If there were 360 teenagers at the football stadium, what w
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Answer: The point estimate of the population mean is <u>23</u>. The margin of error for the confidence interval is <u>2</u>.
Step-by-step explanation:
The confidence interval for the mean is of the form is given by :-
Given : Lower bound:
Upper bound :
Then ,the sum of lower and upper bound will be :-
Since
Hence, The point estimate of the population mean is <u>23</u>. The margin of error for the confidence interval is <u>2</u>.