Mathematics, 28.07.2019 03:00 KvngLij
On a multiple-choice test, a student has four possible choices for each question. the student receives 1 point for a correct answer and loses 0.25 point for an incorrect answer. if the student has no idea of the correct answer for a particular question and merely guesses, what is p(getting the correct answer) and p(choosing incorrectly)?
Answers: 1
Mathematics, 21.06.2019 21:10
Which question is not a good survey question? a.don't you agree that the financial crisis is essentially over? 63on average, how many hours do you sleep per day? c. what is your opinion of educational funding this year? d.are you happy with the availability of electronic products in your state?
Answers: 2
Mathematics, 21.06.2019 22:10
Monitors manufactured by tsi electronics have life spans that have a normal distribution with a standard deviation of 1800 hours and a mean life span of 20,000 hours. if a monitor is selected at random, find the probability that the life span of the monitor will be more than 17,659 hours. round your answer to four decimal places.
Answers: 2
On a multiple-choice test, a student has four possible choices for each question. the student receiv...
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