Answer:
what is the question
Step-by-step explanation:
1-.8=.2
za/2=.2/2=.1
invNorm(.1)=1.28
-2 inches This is a simple average of 8 data points. All you need to do is add the value of all the data points together, then divide the sum by the number of data points. So (â’4 + â’6 + â’3 + â’1 + 0 + 2 + â’1 + â’3) / 8 = -16 / 8 = -2 S
Because 140 is less than 144.
