Answer:
15
Step-by-step explanation:
7+8
Answer:
z=3
Step-by-step explanation:
-12=-8z+12
-12-12=-8z
-24=-8z
-24/-8=z
z=24/8
3=z
z=3
Mean diameter = 25 mm
Standard deviation = 0.2 mm
25.6 mm - 25 mm = 0.6 mm
0.6 mm : 0.2 mm = 3
Answer:
A ball bearing with a diameter 25.6 mm differs from the mean
D ) 3 standard deviations.
Answer:
$618.24
Step-by-step explanation:
The area of the room is 224. Then for each square feet is 2.76 do multiplying that you get the answer.