Answer:
I can't understand.
Step-by-step explanation:
Sorry
The diameter is = (4/3)(pi)(d/2)(d/2) = (4/3)(pi)(16) = pi*64/3
Answer:
28.27
Step-by-step explanation:
2*3.14*4.5=28.27
8
46
is equivalent to 4
23
because 4 x 2 = 8 and 23 x 2 = 46
12
69
is equivalent to 4
23
because 4 x 3 = 12 and 23 x 3 = 69
16
92
is equivalent to 4
23
because 4 x 4 = 16 and 23 x 4 = 92
Answer:
Margin of error =z-score value for chosen confidence level×population standard deviation
Assuming a 95% confidence level , then
z=1.96
standard deviation=5.75
Margin of error= 1.96×5.75=11.27
