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The confidence interval at the 95% level of confidence for the true population proportion was reported to be (0.750, 0.950). Which of the following is a possible 90% confidence interval from the same sample?
A. (0.766, 0.934)
B. (0.777, 0.900)
C. (0.731, 0.969)
D. (0.050, 0.250)
E. (0.025, 0.150
The Answer is A but I don't understand how to get it. Plz show your work.
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