Answer:
So, I'm not a genius lol, but I learned this earlier this year. Here's a hint. You need to do ___ = __5%__
34.02
I hope this is helpful. Good luck!
Step-by-step explanation:
Answer:
The right answer is:
(a) 0.1456
(b) 18.125, 69.1202, 8.3139
Step-by-step explanation:
Given:
N = 24
n = 5
r = 7
The improperly drilled gearboxes "X".
then,
⇒ 
(a)
P (all gearboxes fit properly) = 
= 
= 
(b)
According to the question,

Mean will be:
⇒ 





Variance will be:
⇒ 





Standard deviation will be:
⇒ 
<span>square root of 25 is the correct answer</span>
The area is A=1/2aP
a=apathem
p=perimeter