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babymother [125]
3 years ago
9

A political candidate has asked you to conduct a poll to determine what percentage of people support her. If the candidate only

wants a 3% margin of error at a 97.5% confidence level, what size of sample is needed?
Mathematics
1 answer:
Neporo4naja [7]3 years ago
5 0
Idk maybe it's is 10x32/20=60
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Tamiku [17]

Answer:

8.9

Step-by-step explanation:

Convert  √ 80  to a decimal.

8.9442719

Find the number in the tenth place  9  and look one place to the right for the rounding digit  4 . Round up if this number is greater than or equal to  5  and round down if it is less than  5 .

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Paul started work at company b ten years ago at the salary of 30,000 starting year and 2400 for yearly salary increase at the sa
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Sharla, earned 2,000 more than Paul

6 0
3 years ago
\(x + 60)<br> Find mZGJI<br> A. 15°<br> B. 75°<br> C. 100°<br> D. 1050
vampirchik [111]

Answer:

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Step-by-step explanation:

5 0
3 years ago
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o-na [289]

Answer:

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Median: 9

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Step-by-step explanation:

6 0
3 years ago
The perimeter of rectangle is twice the sum of its length and its width.the perimeter is 22 meters and its length is 2 meters mo
romanna [79]
P = 2(L + W)
P = 22
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22 = 2(2W + 2 + W)
22 = 2(3W + 2)
22 = 6W + 4
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18/6 = W
3 = W.....this is the width

L = 2W + 2
L = 2(3) + 2
L = 6 + 2
L = 8 meters <=== this is the length
6 0
3 years ago
Read 2 more answers
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