Mathematics, 07.04.2020 23:22 bks53
When a survey asked subjects whether they would be willing to accept cuts in their standard of living to protect the environment, 328 of 1140 subjects said yes. a. Find the point estimate of the proportion of the population who would answer yes. b. Find the margin of error for a 95% confidence interval. c. Construct the 95% confidence interval for the population proportion. What do the numbers in this interval represent? d. State and check the assumptions needed for the interval in (c) to be valid.
Answers: 1
Mathematics, 21.06.2019 22:00
What is the length of the segment, endpoints of which are intersections of parabolas y=x^2− 11/4 x− 7/4 and y=− 7 /8 x^2+x+ 31/8 ?
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Mathematics, 21.06.2019 22:30
Aflagpole broke in a storm. it was originally 8 1 81 feet tall. 2 8 28 feet are still sticking straight out of the ground, where it snapped, but the remaining piece has hinged over and touches the ground some distance away. how far away is the end of the pole from the base of the pole along the ground?
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Mathematics, 22.06.2019 02:40
Three runners competed in a race data were collected at each mile mark for each runner if the runner ran at a constant pace the data would be linear
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When a survey asked subjects whether they would be willing to accept cuts in their standard of livin...
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