Suppose that a salety group surveyed 900 drivers. Among those surveyed, 75% said that careless or aggressive driving was the biggest threat on the road, and 36% said that cell phone usage by other drivers was the driving behavior that annoyed them the most. Based on these data and assuming that the sample was a simple random sample, construct and interpret a 90% confidence interval estimate for the true proportion in the population of all who are annoyed by cell phone users The confidence interval estimate is O (Round to three decimal places as needed. Use ascending order)
Answers: 2
SAT, 23.06.2019 09:00
When graphing a linear equation that is written in the form y=mx+b, the variable m represents the y-intercept. assuming that b> 0, which of the following best describes how reversing the sign of b would affect the graph? a) the new line will be shifted down b units b) the new line will be shifted down b x 2 units c) the new line will be a perfect reflection across the x-axis d) the new line will be a perfect reflection across the y-axis
Answers: 2
SAT, 23.06.2019 11:30
2. your driving record a. is totally confidential. b. may be available to the public. c. is available only to your employer with your authorization.
Answers: 2
SAT, 25.06.2019 22:00
Which statements about the two fossil images are correct? 1. cave bears are ancestors of plateosaurus. 2. plateosaurus were present on earth before ostracoderms. 3. ostracoderms were the first to die. 4. plateosaurus died after the ostracoderms. 5. cave bears are the oldest fossils.
Answers: 1
Suppose that a salety group surveyed 900 drivers. Among those surveyed, 75% said that careless or ag...
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