Mathematics, 20.04.2021 22:00 srosrguezbracho
Ten students each attempted 10 free throws. This list shows how many free throws each
student made: 8, 5, 6, 6, 4, 9, 7, 6, 5, 9
1. What is the median number of free throws made?
2. What is the IQR (interquartile range)?
Answers: 3
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Scores on a university exam are normally distributed with a mean of 78 and a standard deviation of 8. the professor teaching the class declares that a score of 70 or higher is required for a grade of at least “c.” using the 68-95-99.7 rule, what percentage of students failed to earn a grade of at least “c”?
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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
Ten students each attempted 10 free throws. This list shows how many free throws each
student made...
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