Answer:
D. 0.27
Step-by-step explanation:
An X-bar is a control chart used with processes that have a subgroup size of two or more. X - bar chart helps us to determine if a process is stable and predictable.It shows how the mean or average changes over time.
T o determine the A2 factor for the X-bar chart of a particular sample size, n, check the table of control chart constant.
For a sample size of 12, the A2 constant for the X-bar chart is 0.266
Hello!
375/1000 = 0.375 as a fraction
This can be simplified to 3/8
The answer is 3/8
Hope this helps!
<span>Solution :-
Given :- Total value of restaurant bill = 90 $
Tip added in the bill = 18%
Therefore the 18 percentage on 90 is = (90*18) /100 = 16.2$
Therefore The tip value is = 16.2$
Therefore the total amount is
restaurant bill + tip value = 90$ + 16.2$ = 106.2 $
Ans : - option is c ie 106.2 $.</span>
