I had 8 tampons this morning but 2/3 of the girls in my class got their period and now I’m out of tampons
Complete Question
A magazine provided results from a poll of 500 adults who were asked to identify their favorite pie. Among the 500 respondents, 12 % chose chocolate pie, and the margin of error was given as plus or minus 5 percentage points.What values do 
, n, E, and p represent? If the confidence level is 90%, what is the value of 
?
Answer:
a
is the sample proportion 
is the sample size is 
is the margin of error is 
represents the proportion of those that did not chose chocolate pie i.e 
b
Step-by-step explanation:
Here
is the sample proportion
is the sample size is
represents the proportion of those that did not chose chocolate pie i.e
is the margin of error is
Generally is the level of significance and it value is mathematically evaluated as
Where 
is the confidence level which is given in this question as 
So
16/34, ratio is other words of fraction, also means 16out of 34
Answer:
x=b/(ay)
Step-by-step explanation:
To make x the subject of the formula, we basically have to isolate the x.
To do this we first multiply both sides by x.
xy=b/a
Now, to isolate the x, we simply divide by y,
x=b/(ay)
So x=b/(ay) is our answer
