Mathematics, 17.07.2019 02:00 shahfaisal
Peter writes a blog covering news from his local area. he placed a survey on his blog asking whether users desired a change to his blog’s design. a total of 240 users took the survey on a day when the website had 2,975 visitors. peter found that 55% of those surveyed were in favor of changing the design. assuming a 90% confidence level, which of the following statements holds true? a: as the sample size is appropriately large, the margin of error is ±0.053. b: as the sample size is appropriately large, the margin of error is ±0.063. c: as the sample size is too small, the margin of error cannot be trusted. d: as the sample size is too small, the margin of error is ±0.053.
Answers: 2
Mathematics, 22.06.2019 00:00
The cost of a taxi ride includes an initial charge of $2.00. if a 5km ride cost $6.00 and a 10km ride cost $10.00, determine the cost of a 15km ride.
Answers: 1
Mathematics, 22.06.2019 00:00
Aclothing designer is selecting models to walk the runway for her fashion show. the clothes she designed require each model’s height to be no more than y inches from 5 feet 10 inches, or 70 inches. which graph could be used to determine the possible variance levels that would result in an acceptable height, x?
Answers: 2
Peter writes a blog covering news from his local area. he placed a survey on his blog asking whether...
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