Question: (06.04 LC) A recent study states that moonlight can affect the survival rate of new plants. It reported that 26 of 50 plants that were
(06.04 LC) A recent study states that moonlight can affect the survival rate of new plants. It reported that 26 of 50 plants that were shielded from moonlight survived and 19 of 65 plants left unshielded survived. Choose the 95% confidence interval that represents the difference between the proportions of shielded and unshielded new plants that survive. open parenthesis 26 over 50 minus 19 over 65 close parenthesis plus or minus 1.96 times the square root of the quantity 26 over 50 times open parenthesis 1 minus 26 over 50 close parenthesis all over 50 plus 19 over 65 times open parenthesis 1 minus 19 over 65 close parenthesis all over 65 end quantity open parenthesis 26 over 50 minus 19 over 65 close parenthesis plus or minus 1.645 times the square root of the quantity 26 over 50 times open parenthesis 1 minus 26 over 50 close parenthesis all over 50 plus 19 over 65 times open parenthesis 1 minus 19 over 65 close parenthesis all over 65 end quantity open parenthesis 26 over 50 minus 19 over 65 close parenthesis plus or minus 1.96 times the square root of the quantity 45 over 115 times 65 over 115 times open parenthesis 1 over 50 plus 1 over 65 close parenthesis end quantity open parenthesis 26 over 50 minus 19 over 65 close parenthesis plus or minus 1.645 times the square root of the quantity 45 over 115 times 65 over 115 times open parenthesis 1 over
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