The 95% confidence interval for the population will be 0.312 < SD < 0.885.
<h3>How to calculate the confidence interval?</h3>
From the information given, it should be noted that the values listed below are waiting times of customers at the Jefferson Valley Bank, where customers enter a single waiting line that feeds three teller windows.
The degree of freedom will be:
= 9 - 1 = 8
The number illustrated is 9 and the standard deviation is 0.462.
The 95% confidence interval will be'
= ✓(9 - 1) × 0.462²/17.53) < ✓(9 - 1( × 0.462)²/2.28
= 0.312 < SD < 0.885.
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It would be closer to 1. Hope that helps!.
<span>y= 1/2 x -7 point s are(-3,-2)
m=1/2
y-y1=m(x-x1)
y+2=1/2(x+3) parallel lines have same slope</span>
Answer:
that's the area of a circle
its πr²1