Question
A 99% confidence intervals for the proportion of first-year statistics students with brown hair is given to be (0.28, 0.44). Round to 3 decimal places,
A 99% confidence intervals for the proportion of first-year statistics students with brown hair is given to be (0.28, 0.44). Round to 3 decimal places, if needed. (a) What is the sample proportion of students with brown hair? (b) What is the margin of error of this interval? (c) What is the critical value used for this interval? (d) What is the standard error of the estimate? (e) What was the sample size?
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Prealgebra
Authors: Marvin L Bittinger, David J Ellenbogen, Barbara L Johnson
7th Edition
032164008X, 9780134347202
