Use properties of the trigonometric functions to find the exact value of the following expression. Do not use a calculator. sin sin - T 10 T 10 CSC CSC 21T 10 21* 10 ...

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A: From given data we have : n=300 P=0.20 x=57 Sample proportion  p^=xn=57300=0.19

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A: Please find the explanation below. Thank you

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Q: I'm having trouble with this but can I get a and b for this problem thank you!

A: n1=80, x1=64 n2=60, x2=39 X: people got sick 1: Ate fish 2: Did not eat fish

Q: The answer

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Q: Could you explain (b) as well?

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Q: Could you explain part(b) as well?

A: Our objective is given below:

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