The formula to find the area of a circle is: π r squared. So, 4.5 π squared = about 63.62
Answer:
1509
Step-by-step explanation:
We know that, formula for number of samples is,

When nothing is given, we take
and we know that
.
SE = 0.03 (the true proportion should remain withing 3%)
Putting the values we get,


Therefore, the sample required to estimate the true proportion to within 3 percentage points is 1509.
Answer:
B. f (4) = 4 · 
Step-by-step explanation:
I did the quiz too
Answer:
madc'dsv wr;lja''vr3'fbfsh'tht'rth
Step-by-step explanation:
Answer:
24
Step-by-step explanation:
8 times 3= 24
12 times 2= 24